127
Journals Impact Factor 2002-2004 Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average 1 AAPG BULL 1.185 1.380 1.140 1.235 2 AAPS PHARMSCI 1.700 1.558 1.938 1.732 3 AATCC REV 0.282 0.459 0.434 0.392 4 ABDOM IMAGING 1.100 0.996 0.884 0.993 5 ABH MATH SEM HAMBURG 0.096 0.152 0.146 0.131 6 ACAD EMERG MED 1.535 1.844 1.898 1.759 7 ACAD MED 1.302 1.104 2.304 1.570 8 ACAD RADIOL 1.459 1.409 1.470 1.446 9 ACCOUNTS CHEM RES 15.901 15.000 13.154 14.685 10 ACCREDIT QUAL ASSUR 0.658 0.637 0.861 0.719 11 ACI MATER J 0.632 0.614 0.579 0.608 12 ACI STRUCT J 0.534 0.473 0.560 0.522 13 ACM COMPUT SURV 2.769 7.500 10.037 6.769 14 ACM SIGPLAN NOTICES 0.190 0.246 0.111 0.182 15 ACM T COMPUT SYST 1.200 2.800 1.917 1.972 16 ACM T DATABASE SYST 0.875 1.957 1.846 1.559 17 ACM T DES AUTOMAT EL 0.738 0.707 0.475 0.640 18 ACM T GRAPHIC 1.048 2.124 2.661 1.944 19 ACM T INFORM SYST 1.385 3.533 4.097 3.005 20 ACM T MATH SOFTWARE 0.709 0.979 1.312 1.000 21 ACM T PROGR LANG SYS 1.000 1.676 1.875 1.517 22 ACM T SOFTW ENG METH 1.040 2.240 2.385 1.888 23 ACSMS HEALTH FIT J 0.348 0.488 0.333 0.390 24 ACTA AGR SCAND A-AN 0.554 0.812 0.868 0.745 25 ACTA AGR SCAND B-S P 0.256 0.125 0.150 0.177 26 ACTA ALIMENT HUNG 0.284 0.299 0.214 0.266 27 ACTA ANAESTH SCAND 1.508 1.680 1.413 1.534 28 ACTA APPL MATH 0.353 0.626 0.354 0.444 29 ACTA ARITH 0.484 0.481 0.406 0.457 30 ACTA ASTRONAUT 0.284 0.307 0.240 0.277 31 ACTA ASTRONOM 3.154 3.500 4.019 3.558 32 ACTA BIOCH BIOPH SIN 0.596 0.524 0.360 0.493 33 ACTA BIOCHIM POL 0.600 0.629 1.032 0.754 34 ACTA BIOL CRACOV BOT 0.269 0.205 0.228 0.234 35 ACTA BIOL HUNG 0.416 0.309 0.425 0.383 36 ACTA BIOQUIM CLIN L 0.113 0.067 0.069 0.083 37 ACTA BIOTECHNOL 0.542 0.606 0.863 0.670 38 ACTA BIOTHEOR 0.522 0.553 0.676 0.584 39 ACTA BOT GALLICA 0.250 0.189 0.212 0.217 40 ACTA BOT SIN 0.376 0.321 0.413 0.370 41 ACTA CARDIOL 0.673 0.381 0.532 0.529 42 ACTA CHIM SINICA 0.536 0.643 0.895 0.691

Journals Impact Factor 2002-2004 - Biological Sciences Impact Factor 2002-2004 Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average 1 AAPG BULL 1.185 1.380 1.140 1.235

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Page 1: Journals Impact Factor 2002-2004 - Biological Sciences Impact Factor 2002-2004 Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average 1 AAPG BULL 1.185 1.380 1.140 1.235

Journals Impact Factor 2002-2004

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1 AAPG BULL 1.185 1.380 1.140 1.235 2 AAPS PHARMSCI 1.700 1.558 1.938 1.732 3 AATCC REV 0.282 0.459 0.434 0.392 4 ABDOM IMAGING 1.100 0.996 0.884 0.993 5 ABH MATH SEM HAMBURG 0.096 0.152 0.146 0.131 6 ACAD EMERG MED 1.535 1.844 1.898 1.759 7 ACAD MED 1.302 1.104 2.304 1.570 8 ACAD RADIOL 1.459 1.409 1.470 1.446 9 ACCOUNTS CHEM RES 15.901 15.000 13.154 14.685 10 ACCREDIT QUAL ASSUR 0.658 0.637 0.861 0.719 11 ACI MATER J 0.632 0.614 0.579 0.608 12 ACI STRUCT J 0.534 0.473 0.560 0.522 13 ACM COMPUT SURV 2.769 7.500 10.037 6.769 14 ACM SIGPLAN NOTICES 0.190 0.246 0.111 0.182 15 ACM T COMPUT SYST 1.200 2.800 1.917 1.972 16 ACM T DATABASE SYST 0.875 1.957 1.846 1.559 17 ACM T DES AUTOMAT EL 0.738 0.707 0.475 0.640 18 ACM T GRAPHIC 1.048 2.124 2.661 1.944 19 ACM T INFORM SYST 1.385 3.533 4.097 3.005 20 ACM T MATH SOFTWARE 0.709 0.979 1.312 1.000 21 ACM T PROGR LANG SYS 1.000 1.676 1.875 1.517 22 ACM T SOFTW ENG METH 1.040 2.240 2.385 1.888 23 ACSMS HEALTH FIT J 0.348 0.488 0.333 0.390 24 ACTA AGR SCAND A-AN 0.554 0.812 0.868 0.745 25 ACTA AGR SCAND B-S P 0.256 0.125 0.150 0.177 26 ACTA ALIMENT HUNG 0.284 0.299 0.214 0.266 27 ACTA ANAESTH SCAND 1.508 1.680 1.413 1.534 28 ACTA APPL MATH 0.353 0.626 0.354 0.444 29 ACTA ARITH 0.484 0.481 0.406 0.457 30 ACTA ASTRONAUT 0.284 0.307 0.240 0.277 31 ACTA ASTRONOM 3.154 3.500 4.019 3.558 32 ACTA BIOCH BIOPH SIN 0.596 0.524 0.360 0.493 33 ACTA BIOCHIM POL 0.600 0.629 1.032 0.754 34 ACTA BIOL CRACOV BOT 0.269 0.205 0.228 0.234 35 ACTA BIOL HUNG 0.416 0.309 0.425 0.383 36 ACTA BIOQUIM CLIN L 0.113 0.067 0.069 0.083 37 ACTA BIOTECHNOL 0.542 0.606 0.863 0.670 38 ACTA BIOTHEOR 0.522 0.553 0.676 0.584 39 ACTA BOT GALLICA 0.250 0.189 0.212 0.217 40 ACTA BOT SIN 0.376 0.321 0.413 0.370 41 ACTA CARDIOL 0.673 0.381 0.532 0.529 42 ACTA CHIM SINICA 0.536 0.643 0.895 0.691

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1

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

43 ACTA CHIM SLOV 0.538 0.528 0.517 0.528 44 ACTA CHIR BELG 0.269 0.259 0.318 0.282 45 ACTA CHIROPTEROL 0.622 0.766 0.729 0.706 46 ACTA CHROMATOGR 0.698 0.698 47 ACTA CLIN BELG 0.287 0.395 0.353 0.345 48 ACTA CRYSTALLOGR A 1.417 1.558 1.829 1.601 49 ACTA CRYSTALLOGR B 2.026 3.643 5.418 3.696 50 ACTA CRYSTALLOGR C 0.659 0.828 0.728 0.738 51 ACTA CRYSTALLOGR D 1.760 2.208 1.693 1.887 52 ACTA CRYSTALLOGR E 0.453 0.491 0.472 53 ACTA CYTOL 0.937 1.013 0.831 0.927 54 ACTA DERM-VENEREOL 1.580 1.558 1.585 1.574 55 ACTA DIABETOL 0.647 0.811 0.335 0.598 56 ACTA GASTRO-ENT BELG 0.636 0.670 0.713 0.673 57 ACTA GEOL SIN-ENGL 0.531 1.040 2.150 1.240 58 ACTA HAEMATOL-BASEL 1.252 1.874 1.373 1.500 59 ACTA HISTOCHEM 0.867 0.656 0.895 0.806 60 ACTA HISTOCHEM CYTOC 0.456 0.659 0.460 0.525 61 ACTA HYDROCH HYDROB 0.700 0.460 0.737 0.632 62 ACTA INFORM 0.604 0.745 0.922 0.757 63 ACTA MATER 3.104 3.059 3.490 3.218 64 ACTA MATH HUNG 0.268 0.330 0.278 0.292 65 ACTA MATH SCI 0.144 0.127 0.132 0.134 66 ACTA MATH SIN 0.407 0.297 0.427 0.377 67 ACTA MATH-DJURSHOLM 1.621 1.793 2.200 1.871 68 ACTA MECH 0.395 0.444 0.546 0.462 69 ACTA MECH SINICA 0.726 0.587 0.719 0.677 70 ACTA MECH SOLIDA SIN 0.226 0.389 0.341 0.319 71 ACTA MED AUST 0.293 0.268 0.439 0.333 72 ACTA MED OKAYAMA 0.506 0.538 0.440 0.495 73 ACTA METALL SIN 0.247 0.273 0.260 74 ACTA NEUROBIOL EXP 0.910 0.694 1.075 0.893 75 ACTA NEUROCHIR 0.779 0.977 1.080 0.945 76 ACTA NEUROL BELG 0.577 0.714 0.380 0.557 77 ACTA NEUROL SCAND 1.358 1.226 1.712 1.432 78 ACTA NEUROPATHOL 2.283 2.556 2.503 2.447 79 ACTA NEUROPSYCHIATR 0.417 0.417 80 ACTA OBSTET GYN SCAN 1.241 1.166 1.324 1.244 81 ACTA ODONTOL SCAND 0.940 1.083 0.884 0.969 82 ACTA OECOL 0.824 1.143 1.034 1.000 83 ACTA ONCOL 1.909 2.460 1.884 2.084 84 ACTA OPHTHALMOL SCAN 0.796 1.124 0.974 0.965 85 ACTA ORTHOP SCAND 1.169 0.770 1.018 0.986 86 ACTA OTO-LARYNGOL 0.729 0.813 0.870 0.804 87 ACTA PAEDIATR 1.260 1.128 1.143 1.177 88 ACTA PALAEONTOL POL 0.656 0.822 0.886 0.788

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2

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

89 ACTA PARASITOL 0.732 0.495 0.560 0.596 90 ACTA PETROL SIN 0.534 1.078 0.805 0.806 91 ACTA PHARMACOL SIN 0.688 0.884 1.125 0.899 92 ACTA PHYS HUNG NS-H 0.112 0.097 0.096 0.102 93 ACTA PHYS POL A 0.345 0.473 0.495 0.438 94 ACTA PHYS POL B 0.601 0.752 0.687 0.680 95 ACTA PHYS SIN-CH ED 1.182 1.130 1.250 1.187 96 ACTA PHYS SLOVACA 0.354 0.579 0.513 0.482 97 ACTA PHYS-CHIM SIN 0.361 0.468 0.407 0.412 98 ACTA PHYSIOL PLANT 0.310 0.438 0.433 0.394 99 ACTA PHYSIOL SCAND 1.950 1.724 2.086 1.920

100 ACTA POLYM SIN 0.288 0.351 0.431 0.357 101 ACTA PROTOZOOL 0.446 0.771 0.986 0.734 102 ACTA PSYCHIAT SCAND 2.259 2.356 2.288 2.301 103 ACTA RADIOL 0.883 1.096 1.178 1.052 104 ACTA SOC BOT POL 0.222 0.338 0.221 0.260 105 ACTA THERIOL 0.945 0.629 0.459 0.678 106 ACTA TROP 1.332 1.336 1.952 1.540 107 ACTA VET BRNO 0.370 0.336 0.449 0.385 108 ACTA VET HUNG 0.330 0.535 0.566 0.477 109 ACTA VET SCAND 0.516 0.515 0.318 0.450 110 ACTA VET-BEOGRAD 0.096 0.048 0.146 0.097 111 ACTA VIROL 0.660 0.683 0.605 0.649 112 ACTA ZOOL ACAD SCI H 0.132 0.125 0.155 0.137 113 ACTA ZOOL-STOCKHOLM 0.847 1.034 1.089 0.990 114 ACTAS ESP PSIQUIATRI 0.256 0.339 0.241 0.279 115 ACTUAL CHIMIQUE 0.091 0.112 0.123 0.109 116 ACUPUNCTURE ELECTRO 0.393 0.600 0.341 0.445 117 ADAPT PHYS ACT Q 1.200 0.964 0.846 1.003 118 ADDICT BIOL 0.671 1.302 1.224 1.066 119 ADDICTION 2.877 3.241 3.006 3.041 120 ADHES AGE 0.040 0.031 0.050 0.040 121 ADSORPT SCI TECHNOL 0.725 0.484 0.571 0.593 122 ADSORPTION 1.097 0.983 1.063 1.048 123 ADV AGRON 2.111 2.571 3.212 2.631 124 ADV ANAT EMBRYOL CEL 0.400 0.321 0.421 0.381 125 ADV ANAT PATHOL 1.778 2.169 1.708 1.885 126 ADV APPL MATH 0.522 0.558 0.733 0.604 127 ADV APPL MECH 2.400 4.222 4.000 3.541 128 ADV APPL MICROBIOL 1.000 1.893 1.156 1.350 129 ADV APPL PROBAB 0.590 0.775 0.766 0.710 130 ADV ATMOS SCI 0.288 0.449 0.603 0.447 131 ADV ATOM MOL OPT PHY 4.524 4.107 7.214 5.282 132 ADV BIOPHYS 1.000 1.000 133 ADV BOT RES 1.682 0.805 1.312 1.266 134 ADV CANCER RES 9.778 7.938 6.200 7.972

Page 4: Journals Impact Factor 2002-2004 - Biological Sciences Impact Factor 2002-2004 Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average 1 AAPG BULL 1.185 1.380 1.140 1.235

3

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

135 ADV CARBOHYD CHEM BI 2.000 4.333 0.333 2.222 136 ADV CATAL 10.923 7.889 9.750 9.521 137 ADV CEM RES 0.366 0.432 0.275 0.358 138 ADV CHROMATOGR 2.391 2.200 1.375 1.989 139 ADV CHRONIC KIDNEY D 140 ADV CLIN CHEM 2.333 0.917 0.571 1.274 141 ADV COLLOID INTERFAC 3.311 4.057 4.033 3.800 142 ADV COMPOS LETT 0.542 0.640 0.378 0.520 143 ADV COMPOS MATER 0.145 0.135 0.213 0.164 144 ADV COMPUT 0.296 0.571 0.630 0.499 145 ADV COMPUT MATH 0.721 0.926 0.763 0.803 146 ADV DRUG DELIVER REV 4.190 6.588 7.763 6.180 147 ADV ECOL RES 2.872 3.500 2.667 3.013 148 ADV ENG INFORM 0.182 0.343 0.263 149 ADV ENG MATER 1.209 1.000 1.068 1.092 150 ADV ENG SOFTW 0.250 0.325 0.371 0.315 151 ADV ENVIRON RES 0.776 0.626 1.270 0.891 152 ADV ENZYME REGUL 2.548 3.000 1.826 2.458 153 ADV EXP MED BIOL 0.642 0.642 154 ADV FUNCT MATER 4.656 4.798 5.679 5.044 155 ADV GENET 1.603 2.606 2.808 2.339 156 ADV GEOM 0.282 0.282 157 ADV GEOPHYS 3.000 1.833 1.667 2.167 158 ADV HEALTH SCI EDUC 0.821 1.219 1.020 159 ADV HETEROCYCL CHEM 2.200 1.875 1.188 1.754 160 ADV IMAG ELECT PHYS 0.886 0.349 0.574 0.603 161 ADV IMMUNOL 10.486 7.424 7.929 8.613 162 ADV INORG CHEM 3.933 4.095 3.769 3.932 163 ADV INSECT PHYSIOL 3.000 2.667 2.125 2.597 164 ADV MAR BIOL 3.167 2.500 2.938 2.868 165 ADV MATER 6.801 7.305 8.079 7.395 166 ADV MATER PROCESS 0.154 0.250 0.192 0.199 167 ADV MATH 0.951 0.930 1.067 0.983 168 ADV MICROB PHYSIOL 5.524 8.947 8.667 7.713 169 ADV NEUROL 0.680 1.516 1.054 1.083 170 ADV NONLINEAR STUD 0.306 0.306 171 ADV NUCL PHYS 10.571 8.750 4.500 7.940 172 ADV NURS SCI 1.227 1.625 1.021 1.291 173 ADV ORGANOMET CHEM 5.467 7.200 5.500 6.056 174 ADV PARASIT 4.818 3.900 3.211 3.976 175 ADV PHYS 13.952 13.087 15.333 14.124 176 ADV PHYS ORG CHEM 3.778 3.400 2.909 3.362 177 ADV PHYSIOL EDUC 0.744 0.755 1.291 0.930 178 ADV POLYM SCI 5.389 6.955 7.320 6.555 179 ADV POLYM TECH 0.540 0.540 0.862 0.647 180 ADV POWDER TECHNOL 0.485 0.540 0.375 0.467

Page 5: Journals Impact Factor 2002-2004 - Biological Sciences Impact Factor 2002-2004 Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average 1 AAPG BULL 1.185 1.380 1.140 1.235

4

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

181 ADV PROTEIN CHEM 5.467 4.933 4.326 4.909 182 ADV QUANTUM CHEM 0.462 0.375 0.576 0.471 183 ADV RENAL REPLACE TH 1.128 1.067 1.083 1.093 184 ADV ROBOTICS 0.182 0.375 0.254 0.270 185 ADV SPACE RES 0.448 0.483 0.548 0.493 186 ADV STUD BEHAV 4.250 3.846 2.667 3.588 187 ADV SYNTH CATAL 2.991 3.783 4.482 3.752 188 ADV THER 0.828 1.047 0.829 0.901 189 ADV VIRUS RES 2.978 2.576 1.875 2.476 190 ADV WATER RESOUR 1.717 1.806 1.456 1.660 191 AERONAUT J 0.275 0.333 0.228 0.279 192 AEROSOL SCI TECH 1.779 1.877 1.432 1.696 193 AEROSP SCI TECHNOL 0.438 0.495 0.533 0.489 194 AEROSPACE AM 0.085 0.075 0.053 0.071 195 AESTHET PLAST SURG 0.366 0.249 0.437 0.351 196 AEU-INT J ELECTRON C 0.433 0.552 0.483 0.489 197 AFINIDAD 0.155 0.157 0.174 0.162 198 AFR ENTOMOL 0.455 0.577 0.408 0.480 199 AFR J ECOL 0.366 0.479 0.416 0.420 200 AFR J MAR SCI 0.204 0.204 201 AFR ZOOL 0.516 0.393 0.386 0.432 202 AGE AGEING 1.600 1.760 1.646 1.669 203 AGEING RES REV 3.795 4.953 4.374 204 AGGRESSIVE BEHAV 0.950 1.000 1.096 1.015 205 AGING CELL 2.118 5.960 4.039 206 AGING CLIN EXP RES 1.571 1.100 1.098 1.256 207 AGR ECON 0.552 0.791 0.620 0.654 208 AGR ECOSYST ENVIRON 1.369 1.444 1.207 1.340 209 AGR FOOD SCI 0.438 0.438 210 AGR FOREST METEOROL 2.038 2.395 2.811 2.415 211 AGR HIST 0.145 0.082 0.208 0.145 212 AGR SYST 0.824 1.041 0.871 0.912 213 AGR WATER MANAGE 0.672 0.865 0.835 0.791 214 AGRO FOOD IND HI TEC 0.115 0.159 0.034 0.103 215 AGROCHIMICA 0.103 0.158 0.193 0.151 216 AGROFOREST SYST 0.632 0.575 0.707 0.638 217 AGRON J 0.858 1.243 1.254 1.118 218 AGRONOMIE 0.621 0.566 0.851 0.679 219 AI COMMUN 0.525 0.829 0.738 0.697 220 AI EDAM 0.246 0.302 0.156 0.235 221 AI MAG 1.328 1.353 1.291 1.324 222 AIAA J 0.782 0.847 0.870 0.833 223 AICHE J 1.626 1.667 1.761 1.685 224 AIDS 5.983 5.521 5.893 5.799 225 AIDS PATIENT CARE ST 1.000 1.169 1.600 1.256 226 AIDS RES HUM RETROV 2.278 2.291 2.375 2.315

Page 6: Journals Impact Factor 2002-2004 - Biological Sciences Impact Factor 2002-2004 Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average 1 AAPG BULL 1.185 1.380 1.140 1.235

5

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

227 AIHA J-J SCI OCCUP E 0.601 0.529 0.565 228 AIRCR ENG AEROSP TEC 0.013 0.016 0.019 0.016 229 AKTUEL NEUROL 0.295 0.269 0.332 0.299 230 AKTUEL RHEUMATOL 0.370 0.190 0.241 0.267 231 AKTUEL UROL 0.090 0.073 0.119 0.094 232 ALCATEL TELECOMMUN R 0.059 0.279 0.036 0.125 233 ALCHERINGA 0.292 0.525 0.552 0.456 234 ALCOHOL 1.693 1.585 1.874 1.717 235 ALCOHOL ALCOHOLISM 1.816 1.906 1.714 1.812 236 ALCOHOL CLIN EXP RES 2.355 2.421 2.508 2.428 237 ALDRICHIM ACTA 6.333 7.077 8.833 7.414 238 ALGEBR COLLOQ 0.150 0.274 0.168 0.197 239 ALGEBR REPRESENT TH 0.773 0.458 0.616 240 ALGEBRA UNIV 0.324 0.285 0.261 0.290 241 ALGORITHMICA 0.785 0.913 0.923 0.874 242 ALIMENT PHARM THERAP 2.980 3.529 3.981 3.497 243 ALLELOPATHY J 0.514 0.520 0.354 0.463 244 ALLERGOLOGIE 0.194 0.285 0.376 0.285 245 ALLERGY 3.666 3.161 3.496 3.441 246 ALLERGY ASTHMA PROC 0.975 0.861 0.969 0.935 247 ALLG FORST JAGDZTG 0.219 0.328 0.220 0.256 248 ALTERN THER HEALTH M 0.920 1.145 0.971 1.012 249 ALTEX-ALTERN TIEREXP 0.533 0.349 0.446 0.443 250 ALZ DIS ASSOC DIS 1.962 1.718 1.748 1.809 251 AM BEE J 0.302 0.217 0.177 0.232 252 AM BIOL TEACH 0.271 0.234 0.218 0.241 253 AM CERAM SOC BULL 0.712 0.806 0.401 0.640 254 AM FAM PHYSICIAN 1.326 1.258 1.261 1.282 255 AM FERN J 0.150 0.396 0.293 0.280 256 AM HEART J 2.765 3.300 3.681 3.249 257 AM J AGR ECON 0.607 0.684 0.622 0.638 258 AM J ALTERNATIVE AGR 0.439 0.595 0.517 259 AM J BOT 2.263 2.373 2.438 2.358 260 AM J CARDIOL 2.327 3.059 3.140 2.842 261 AM J CHINESE MED 0.738 0.627 0.593 0.653 262 AM J CLIN NUTR 5.601 5.692 5.433 5.575 263 AM J CLIN ONCOL-CANC 1.136 1.369 1.703 1.403 264 AM J CLIN PATHOL 2.837 2.853 2.716 2.802 265 AM J CRIT CARE 0.962 0.962 266 AM J DENT 0.961 1.029 1.032 1.007 267 AM J DERMATOPATH 1.384 1.132 1.337 1.284 268 AM J EMERG MED 1.208 1.489 1.823 1.507 269 AM J ENOL VITICULT 1.084 1.069 1.137 1.097 270 AM J EPIDEMIOL 4.189 4.486 4.933 4.536 271 AM J FOREN MED PATH 0.521 0.527 0.595 0.548 272 AM J GASTROENTEROL 3.953 4.172 4.716 4.280

Page 7: Journals Impact Factor 2002-2004 - Biological Sciences Impact Factor 2002-2004 Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average 1 AAPG BULL 1.185 1.380 1.140 1.235

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

273 AM J GERIAT PSYCHIAT 3.210 3.741 3.469 3.473 274 AM J HEALTH-SYST PH 1.305 1.440 1.213 1.319 275 AM J HEMATOL 1.793 1.667 1.701 1.720 276 AM J HUM BIOL 0.839 1.322 1.211 1.124 277 AM J HUM GENET 10.649 11.602 12.340 11.530 278 AM J HYPERTENS 2.613 3.103 3.382 3.033 279 AM J IND MED 1.670 1.542 1.617 1.610 280 AM J INFECT CONTROL 1.777 1.782 2.242 1.934 281 AM J KIDNEY DIS 3.688 3.897 4.038 3.874 282 AM J MANAG CARE 0.917 0.909 1.480 1.102 283 AM J MATH 0.722 0.962 0.938 0.874 284 AM J MED 4.904 4.403 4.179 4.495 285 AM J MED GENET 2.334 2.603 3.659 2.865 286 AM J MED GENET A 0.815 0.815 287 AM J MED GENET B 2.000 2.000 288 AM J MED GENET C 2.030 2.030 289 AM J MED QUAL 0.776 0.472 0.667 0.638 290 AM J MED SCI 1.246 1.404 1.795 1.482 291 AM J NEPHROL 1.476 1.056 1.342 1.291 292 AM J NEURORADIOL 2.463 2.629 2.406 2.499 293 AM J NURS 0.242 0.193 0.424 0.286 294 AM J OBSTET GYNECOL 2.556 2.518 2.437 2.504 295 AM J OPHTHALMOL 1.978 2.258 2.332 2.189 296 AM J ORTHOD DENTOFAC 0.732 0.840 0.880 0.817 297 AM J ORTHOPSYCHIAT 1.619 1.347 1.449 1.472 298 AM J OTOLARYNG 0.383 0.671 0.518 0.524 299 AM J PATHOL 6.750 6.946 6.441 6.712 300 AM J PERINAT 0.603 0.859 0.664 0.709 301 AM J PHARM EDUC 0.479 0.632 0.101 0.404 302 AM J PHYS 0.718 0.792 0.844 0.785 303 AM J PHYS ANTHROPOL 2.117 2.052 2.693 2.287 304 AM J PHYS MED REHAB 0.877 0.894 1.121 0.964 305 AM J PHYSIOL-CELL PH 3.936 4.103 3.939 3.993 306 AM J PHYSIOL-ENDOC M 3.620 3.828 4.431 3.960 307 AM J PHYSIOL-GASTR L 3.346 3.421 3.479 3.415 308 AM J PHYSIOL-HEART C 3.369 3.658 3.539 3.522 309 AM J PHYSIOL-LUNG C 3.900 3.735 4.051 3.895 310 AM J PHYSIOL-REG I 3.156 3.627 3.405 3.396 311 AM J PHYSIOL-RENAL 5.044 4.344 4.354 4.581 312 AM J POTATO RES 0.808 0.626 0.804 0.746 313 AM J PREV MED 2.630 3.256 3.188 3.025 314 AM J PRIMATOL 1.176 1.208 1.837 1.407 315 AM J PSYCHIAT 6.458 7.157 7.614 7.076 316 AM J PUBLIC HEALTH 3.279 3.363 3.241 3.294 317 AM J REPROD IMMUNOL 1.413 2.088 1.808 1.770 318 AM J RESP CELL MOL 4.170 4.015 4.175 4.120

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7

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

319 AM J RESP CRIT CARE 6.567 8.876 8.123 7.855 320 AM J RHINOL 0.948 1.055 1.144 1.049 321 AM J ROENTGENOL 2.424 2.474 2.384 2.427 322 AM J SCI 3.089 3.607 2.259 2.985 323 AM J SPORT MED 2.270 2.063 2.402 2.245 324 AM J SURG 1.758 2.183 2.349 2.097 325 AM J SURG PATHOL 4.122 4.535 4.690 4.449 326 AM J TRANSPLANT 4.940 5.678 5.306 5.308 327 AM J TROP MED HYG 2.063 2.105 2.013 2.060 328 AM J VET RES 1.148 1.182 1.125 1.152 329 AM LAB 0.306 0.355 0.309 0.323 330 AM MALACOL BULL 0.467 0.257 0.538 0.421 331 AM MATH MON 0.260 0.264 0.212 0.245 332 AM MIDL NAT 0.585 0.701 0.677 0.654 333 AM MINERAL 1.811 1.681 1.785 1.759 334 AM MUS NOVIT 1.441 1.441 335 AM NAT 4.385 4.059 4.476 4.307 336 AM SCI 1.337 1.097 0.896 1.110 337 AM STAT 0.708 1.146 0.783 0.879 338 AM SURGEON 1.289 1.158 1.148 1.198 339 AMAZONIANA 0.310 0.475 0.220 0.335 340 AMBIO 1.206 1.123 1.403 1.244 341 AMBUL PEDIATR 1.380 1.458 1.881 1.573 342 AMEGHINIANA 0.404 0.456 0.702 0.521 343 AMINO ACIDS 1.352 1.582 2.000 1.645 344 AMPHIBIA-REPTILIA 0.438 0.417 0.407 0.421 345 AMYLOID 1.301 1.579 1.886 1.589 346 AMYOTROPH LATERAL SC 1.639 0.848 1.219 1.235 347 AN ACAD BRAS CIENC 0.469 0.510 0.435 0.471 348 ANAEROBE 0.575 0.762 0.494 0.610 349 ANAESTH INTENS CARE 0.990 0.777 0.713 0.827 350 ANAESTHESIA 2.573 2.041 2.163 2.259 351 ANAESTHESIST 0.860 0.982 0.819 0.887 352 ANAL BIOANAL CHEM 1.715 2.098 1.907 353 ANAL BIOCHEM 2.370 2.174 2.370 2.305 354 ANAL CELL PATHOL 1.076 1.255 3.053 1.795 355 ANAL CHEM 5.094 5.250 5.450 5.265 356 ANAL CHIM ACTA 2.114 2.210 2.588 2.304 357 ANAL LETT 0.911 0.929 1.165 1.002 358 ANAL QUANT CYTOL 0.748 0.981 0.940 0.890 359 ANAL SCI 0.844 1.140 1.051 1.012 360 ANALOG INTEGR CIRC S 0.204 0.254 0.207 0.222 361 ANALYST 2.292 2.251 2.783 2.442 362 ANASTH INTENSIV NOTF 0.408 0.310 0.415 0.378 363 ANASTH INTENSIVMED 0.475 0.612 0.642 0.576 364 ANAT EMBRYOL 1.661 1.559 1.254 1.491

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

365 ANAT HISTOL EMBRYOL 0.583 0.709 0.625 0.639 366 ANAT REC PART A 1.154 1.154 367 ANDROLOGIA 0.698 0.939 1.000 0.879 368 ANESTH ANALG 2.332 2.210 2.180 2.241 369 ANESTHESIOLOGY 3.470 3.503 4.055 3.676 370 ANGEW CHEM INT EDIT 7.671 8.427 9.161 8.420 371 ANGIOLOGY 0.858 0.912 1.031 0.934 372 ANGLE ORTHOD 0.656 0.612 0.782 0.683 373 ANIM BEHAV 2.423 2.557 2.092 2.357 374 ANIM BIOL 0.500 0.500 375 ANIM BIOTECHNOL 1.037 1.263 1.472 1.257 376 ANIM COGN 1.732 1.732 377 ANIM CONSERV 1.714 1.481 1.309 1.501 378 ANIM FEED SCI TECH 0.783 0.856 0.895 0.845 379 ANIM GENET 1.443 1.387 3.108 1.979 380 ANIM LEARN BEHAV 1.050 1.219 2.059 1.443 381 ANIM REPROD SCI 1.681 1.286 1.410 1.459 382 ANIM RES 0.488 0.659 0.738 0.628 383 ANIM SCI 0.879 0.951 0.941 0.924 384 ANIM WELFARE 0.667 0.866 0.717 0.750 385 ANN ACAD MED SINGAP 0.375 0.326 0.351 386 ANN ACAD SCI FENN-M 0.339 0.651 0.556 0.515 387 ANN AGR ENV MED 0.851 0.827 1.590 1.089 388 ANN ALLERG ASTHMA IM 1.670 2.181 1.791 1.881 389 ANN ANAT 0.434 0.500 0.540 0.491 390 ANN APPL BIOL 0.752 0.675 1.006 0.811 391 ANN APPL PROBAB 0.889 0.991 1.370 1.083 392 ANN BIOL CLIN-PARIS 0.392 0.325 0.337 0.351 393 ANN BIOMED ENG 1.573 1.602 1.684 1.620 394 ANN BOT FENN 0.317 0.492 0.494 0.434 395 ANN BOT-LONDON 1.476 1.370 2.262 1.703 396 ANN CARNEGIE MUS 0.280 0.385 0.826 0.497 397 ANN CHIM-ROME 0.494 0.488 0.338 0.440 398 ANN CHIM-SCI MAT 0.208 0.359 0.480 0.349 399 ANN CHIR 0.578 0.487 0.519 0.528 400 ANN CLIN BIOCHEM 1.119 1.242 1.303 1.221 401 ANN CLIN LAB SCI 2.128 0.960 0.752 1.280 402 ANN DERMATOL VENER 0.438 0.624 0.384 0.482 403 ANN EMERG MED 2.148 2.640 2.623 2.470 404 ANN ENDOCRINOL-PARIS 0.563 0.444 0.598 0.535 405 ANN ENTOMOL SOC AM 0.854 0.859 1.083 0.932 406 ANN EPIDEMIOL 2.214 2.345 2.353 2.304 407 ANN FOREST SCI 0.935 1.407 1.171 408 ANN FR ANESTH 0.447 0.390 0.303 0.380 409 ANN GENET-PARIS 0.657 0.617 0.762 0.679 410 ANN GEOPHYS-GERMANY 1.189 1.031 1.610 1.277

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

411 ANN GEOPHYS-ITALY 0.176 0.413 0.295 412 ANN GLACIOL 0.684 1.036 1.113 0.944 413 ANN GLOB ANAL GEOM 0.471 0.338 0.370 0.393 414 ANN HEMATOL 1.416 1.241 1.292 1.316 415 ANN HENRI POINCARE 1.054 1.125 0.525 0.901 416 ANN HUM BIOL 0.896 0.885 0.991 0.924 417 ANN HUM GENET 2.283 3.102 2.680 2.688 418 ANN I FOURIER 0.717 0.561 0.480 0.586 419 ANN I H POINCARE-AN 1.288 0.881 0.753 0.974 420 ANN I H POINCARE-PR 0.661 0.789 0.862 0.771 421 ANN I STAT MATH 0.386 0.468 0.369 0.408 422 ANN INTERN MED 11.414 12.427 13.114 12.318 423 ANN LIMNOL-INT J LIM 0.333 0.345 0.614 0.431 424 ANN MATH 1.905 1.505 1.845 1.752 425 ANN MATH ARTIF INTEL 0.379 0.837 0.851 0.689 426 ANN MATH STUD 0.373 0.526 0.143 0.347 427 ANN MED 3.422 3.614 3.617 3.551 428 ANN MED INTERNE 0.432 0.339 0.363 0.378 429 ANN MED VET 0.157 0.308 0.182 0.216 430 ANN MICROBIOL 0.395 0.531 0.316 0.414 431 ANN MO BOT GARD 1.864 1.815 2.327 2.002 432 ANN NEUROL 8.603 7.717 8.097 8.139 433 ANN NONINVAS ELECTRO 0.989 0.596 0.793 434 ANN NUCL ENERGY 0.475 0.472 0.603 0.517 435 ANN NUCL MED 0.561 0.745 0.790 0.699 436 ANN NUTR METAB 1.076 1.810 1.067 1.318 437 ANN NY ACAD SCI 1.682 1.892 1.789 1.788 438 ANN OCCUP HYG 1.262 1.357 1.234 1.284 439 ANN ONCOL 3.114 3.605 4.335 3.685 440 ANN OPER RES 0.258 0.331 0.411 0.333 441 ANN OPHTHALMOL 0.086 0.092 0.081 0.086 442 ANN OTO RHINOL LARYN 0.919 1.085 1.077 1.027 443 ANN PATHOL 0.367 0.275 0.301 0.314 444 ANN PHARMACOTHER 1.796 1.822 1.739 1.786 445 ANN PHYS-BERLIN 1.119 1.123 1.101 1.114 446 ANN PHYS-NEW YORK 2.014 2.525 3.006 2.515 447 ANN PHYS-PARIS 0.217 1.000 0.417 0.545 448 ANN PLAS SURG 0.566 0.791 0.900 0.752 449 ANN PROBAB 0.916 0.935 1.189 1.013 450 ANN PURE APPL LOGIC 0.574 0.553 0.509 0.545 451 ANN RHEUM DIS 3.593 3.827 3.916 3.779 452 ANN ROY COLL SURG 0.475 0.659 0.862 0.665 453 ANN SAUDI MED 0.117 0.124 0.155 0.132 454 ANN SCI 0.286 0.278 0.257 0.274 455 ANN SCI ECOLE NORM S 1.071 0.907 1.186 1.055 456 ANN SOC ENTOMOL FR 0.667 0.817 0.254 0.579

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

457 ANN SOFTW ENG 0.551 0.340 0.733 0.541 458 ANN STAT 1.079 1.369 1.625 1.358 459 ANN SURG 6.073 5.937 5.907 5.972 460 ANN SURG ONCOL 3.824 3.574 4.035 3.811 461 ANN TELECOMMUN 0.127 0.239 0.220 0.195 462 ANN THORAC SURG 2.052 2.041 2.244 2.112 463 ANN TROP MED PARASIT 0.978 1.010 1.162 1.050 464 ANN TROP PAEDIATR 0.429 0.704 0.562 0.565 465 ANN UROL 0.144 0.156 0.115 0.138 466 ANN VASC SURG 0.852 0.914 1.067 0.944 467 ANN ZOOL 0.411 0.211 0.404 0.342 468 ANN ZOOL FENN 1.544 0.918 1.078 1.180 469 ANNU REP MED CHEM 2.197 1.877 1.597 1.890 470 ANNU REP NMR SPECTRO 2.308 1.696 1.303 1.769 471 ANNU REV ASTRON ASTR 15.581 16.000 18.839 16.807 472 ANNU REV BIOCHEM 36.278 37.647 31.538 35.154 473 ANNU REV BIOMED ENG 3.537 7.875 8.156 6.523 474 ANNU REV BIOPH BIOM 15.947 13.351 13.462 14.253 475 ANNU REV CELL DEV BI 22.870 22.638 17.804 21.104 476 ANNU REV EARTH PL SC 3.526 3.618 5.188 4.111 477 ANNU REV ECOL EVOL S 6.182 9.429 7.806 478 ANNU REV ENERG ENV 1.250 0.786 1.154 1.063 479 ANNU REV ENTOMOL 5.151 6.887 10.151 7.396 480 ANNU REV ENV RESOUR 1.333 1.333 481 ANNU REV FLUID MECH 6.450 5.108 6.694 6.084 482 ANNU REV GENET 12.580 11.920 11.304 11.935 483 ANNU REV GENOM HUM G 8.000 12.200 8.581 9.594 484 ANNU REV IMMUNOL 54.455 52.280 52.431 53.055 485 ANNU REV INFORM SCI 1.778 2.864 4.292 2.978 486 ANNU REV MATER RES 6.622 5.333 6.622 6.192 487 ANNU REV MED 7.952 11.381 11.200 10.178 488 ANNU REV MICROBIOL 13.981 12.105 12.316 12.801 489 ANNU REV NEUROSCI 24.091 30.167 23.143 25.800 490 ANNU REV NUCL PART S 7.179 8.667 7.739 7.862 491 ANNU REV NUTR 7.915 9.326 11.075 9.439 492 ANNU REV PHARMACOL 19.678 21.786 21.104 20.856 493 ANNU REV PHYS CHEM 10.255 10.500 11.944 10.900 494 ANNU REV PHYSIOL 15.931 18.591 16.672 17.065 495 ANNU REV PHYTOPATHOL 3.976 8.257 6.714 6.316 496 ANNU REV PLANT BIOL 13.681 15.615 16.240 15.179 497 ANNU REV PSYCHOL 7.898 9.896 12.800 10.198 498 ANNU REV PUBL HEALTH 4.128 5.179 4.293 4.533 499 ANTARCT SCI 1.262 1.265 0.910 1.146 500 ANTHROPOL SCI 0.364 0.469 0.417 501 ANTHROZOOS 0.243 0.389 0.231 0.288 502 ANTI-CANCER DRUG 2.013 1.938 2.052 2.001

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

503 ANTI-CORROS METHOD M 0.158 0.153 0.060 0.124 504 ANTICANCER RES 1.447 1.347 1.395 1.396 505 ANTIMICROB AGENTS CH 4.215 4.246 4.216 4.226 506 ANTIOXID REDOX SIGN 3.027 3.763 3.395 507 ANTISENSE NUCLEIC A 2.303 2.412 5.473 3.396 508 ANTIVIR RES 2.911 3.236 3.320 3.156 509 ANTIVIR THER 6.565 5.932 6.036 6.178 510 ANTON LEEUW INT J G 0.988 1.458 2.915 1.787 511 ANZ J SURG 0.916 0.599 0.742 0.752 512 ANZ SCHADL-J PEST SC 0.246 0.197 0.174 0.206 513 ANZIAM J 0.177 0.181 0.167 0.175 514 APHASIOLOGY 0.516 1.042 1.009 0.856 515 APIDOLOGIE 1.245 1.125 1.241 1.204 516 APMIS 0.968 0.896 1.500 1.121 517 APOPTOSIS 3.421 4.563 4.540 4.175 518 APPETITE 1.313 1.441 1.431 1.395 519 APPITA J 0.259 0.384 0.368 0.337 520 APPL ALGEBR ENG COMM 0.662 0.517 0.531 0.570 521 APPL ANIM BEHAV SCI 1.204 1.222 1.401 1.276 522 APPL ARTIF INTELL 0.615 0.789 0.556 0.653 523 APPL BIOCHEM BIOTECH 0.890 0.690 0.907 0.829 524 APPL BIOCHEM MICRO+ 0.300 0.332 0.381 0.338 525 APPL CATAL A-GEN 1.915 2.825 2.378 2.373 526 APPL CATAL B-ENVIRON 2.866 3.476 4.042 3.461 527 APPL CATEGOR STRUCT 0.182 0.333 0.292 0.269 528 APPL CLAY SCI 1.400 1.287 1.267 1.318 529 APPL COMPOS MATER 0.647 0.283 0.444 0.458 530 APPL COMPUT HARMON A 1.328 1.586 1.456 1.457 531 APPL ENERG 0.416 0.466 0.378 0.420 532 APPL ENG AGRIC 0.324 0.295 0.457 0.359 533 APPL ENTOMOL ZOOL 0.422 0.459 0.448 0.443 534 APPL ENVIRON MICROB 3.691 3.820 3.810 3.774 535 APPL ERGON 0.822 0.719 0.889 0.810 536 APPL GEOCHEM 1.454 1.804 1.904 1.721 537 APPL IMMUNOHISTO M M 1.544 1.500 1.402 1.482 538 APPL INTELL 0.686 0.776 0.477 0.646 539 APPL MAGN RESON 0.673 0.874 0.665 0.737 540 APPL MATH COMPUT 0.436 0.426 0.567 0.476 541 APPL MATH LETT 0.430 0.395 0.414 0.413 542 APPL MATH MECH-ENGL 0.199 0.251 0.231 0.227 543 APPL MATH MODEL 0.500 0.403 0.617 0.507 544 APPL MATH OPT 1.045 0.694 0.390 0.710 545 APPL MICROBIOL BIOT 1.744 2.034 2.358 2.045 546 APPL NUMER MATH 0.504 0.573 0.639 0.572 547 APPL NURS RES 0.633 0.483 0.571 0.562 548 APPL OCEAN RES 0.233 0.433 0.526 0.397

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

549 APPL OPTICS 1.515 1.534 1.799 1.616 550 APPL ORGANOMET CHEM 1.286 1.414 1.385 1.362 551 APPL PHYS A-MATER 2.231 1.220 1.452 1.634 552 APPL PHYS B-LASERS O 2.080 2.012 2.215 2.102 553 APPL PHYS LETT 4.207 4.049 4.308 4.188 554 APPL RADIAT ISOTOPES 0.768 0.690 1.000 0.819 555 APPL SOIL ECOL 1.000 1.483 1.349 1.277 556 APPL SPECTROSC 1.802 1.717 1.848 1.789 557 APPL SPECTROSC REV 1.286 1.000 2.194 1.493 558 APPL STOCH MODEL BUS 0.250 0.370 0.231 0.284 559 APPL SURF SCI 1.295 1.284 1.497 1.359 560 APPL THERM ENG 0.493 0.675 0.596 0.588 561 APPL VEG SCI 0.877 1.571 1.224 562 AQUAC RES 0.733 0.766 0.676 0.725 563 AQUACULT ENG 0.532 0.769 0.733 0.678 564 AQUACULT INT 0.301 0.446 0.405 0.384 565 AQUACULT NUTR 0.887 1.066 0.788 0.914 566 AQUACULTURE 1.367 1.507 1.627 1.500 567 AQUAT BOT 1.014 1.214 1.143 1.124 568 AQUAT CONSERV 1.094 0.951 1.759 1.268 569 AQUAT GEOCHEM 1.243 0.926 0.720 0.963 570 AQUAT INSECT 0.271 0.159 0.175 0.202 571 AQUAT LIVING RESOUR 0.526 0.768 0.935 0.743 572 AQUAT MICROB ECOL 2.342 2.116 2.255 2.238 573 AQUAT SCI 0.887 1.049 1.478 1.138 574 AQUAT TOXICOL 2.247 2.073 2.418 2.246 575 ARAB J SCI ENG 0.020 0.102 0.172 0.098 576 ARCH ANDROLOGY 0.656 0.667 0.647 0.657 577 ARCH ANIM NUTR 0.597 0.674 0.757 0.676 578 ARCH APPL MECH 0.538 0.568 0.514 0.540 579 ARCH BIOCHEM BIOPHYS 2.606 2.338 2.657 2.534 580 ARCH BRONCONEUMOL 0.885 0.995 0.940 581 ARCH CLIN NEUROPSYCH 1.361 1.276 1.437 1.358 582 ARCH COMPUT METHOD E 1.000 0.867 1.182 1.016 583 ARCH DERMATOL 2.761 3.535 3.187 3.161 584 ARCH DERMATOL RES 1.452 1.415 1.217 1.361 585 ARCH DIS CHILD 2.095 1.722 1.656 1.824 586 ARCH ENVIRON CON TOX 1.516 1.857 1.612 1.662 587 ARCH ENVIRON HEALTH 0.853 0.878 0.913 0.881 588 ARCH FISH MAR RES 0.375 0.480 0.500 0.452 589 ARCH GEFLUGELKD 0.222 0.348 0.345 0.305 590 ARCH GEN PSYCHIAT 11.622 10.519 11.207 11.116 591 ARCH GERONTOL GERIAT 0.681 0.500 0.556 0.579 592 ARCH HIST EXACT SCI 0.212 0.259 0.556 0.342 593 ARCH HISTOL CYTOL 0.878 1.194 1.011 1.028 594 ARCH HYDROBIOL 1.195 1.261 1.020 1.159

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

595 ARCH IMMUNOL THER EX 0.793 0.707 0.663 0.721 596 ARCH INSECT BIOCHEM 1.525 1.800 1.173 1.499 597 ARCH INTERN MED 6.749 6.758 7.508 7.005 598 ARCH ITAL BIOL 2.021 1.873 0.569 1.488 599 ARCH LATINOAM NUTR 0.237 0.268 0.108 0.204 600 ARCH LEBENSMITTELHYG 0.515 0.257 0.188 0.320 601 ARCH MAL COEUR VAISS 0.406 0.382 0.413 0.400 602 ARCH MATH 0.326 0.321 0.236 0.294 603 ARCH MATH LOGIC 0.532 0.523 0.295 0.450 604 ARCH MED RES 0.606 1.277 1.286 1.056 605 ARCH MED VET 0.082 0.079 0.100 0.087 606 ARCH METALL MATER 0.243 0.243 607 ARCH MICROBIOL 1.903 1.989 2.374 2.089 608 ARCH NEUROL-CHICAGO 4.336 4.684 4.835 4.618 609 ARCH OPHTHALMOL-CHIC 2.337 3.203 2.926 2.822 610 ARCH ORAL BIOL 1.047 1.098 1.158 1.101 611 ARCH ORTHOP TRAUM SU 0.508 0.502 0.579 0.530 612 ARCH OTOLARYNGOL 1.159 1.242 1.408 1.270 613 ARCH PATHOL LAB MED 1.410 1.281 1.698 1.463 614 ARCH PEDIAT ADOL MED 2.053 2.190 2.893 2.379 615 ARCH PEDIATRIE 0.377 0.236 0.308 0.307 616 ARCH PHARM 0.621 0.624 0.653 0.633 617 ARCH PHARM RES 0.689 0.555 0.686 0.643 618 ARCH PHYS MED REHAB 1.327 1.350 1.656 1.444 619 ARCH PSYCHIAT NURS 0.476 0.403 0.450 0.443 620 ARCH RATION MECH AN 1.585 1.736 1.769 1.697 621 ARCH SCI 0.310 0.231 0.261 0.267 622 ARCH SURG-CHICAGO 2.549 2.753 3.076 2.793 623 ARCH TIERZUCHT 0.251 0.267 0.477 0.332 624 ARCH TOXICOL 1.852 1.601 1.770 1.741 625 ARCH VIROL 1.967 1.876 1.841 1.895 626 ARCHAEOMETRY 0.594 0.842 0.718 627 ARCT ANTARCT ALP RES 0.964 0.954 1.089 1.002 628 ARCTIC 0.840 0.518 0.667 0.675 629 ARDEA 0.630 0.638 0.525 0.598 630 ARID LAND RES MANAG 0.333 0.264 0.532 0.376 631 ARKIVOC 0.392 0.418 0.405 632 ARQ BRAS MED VET ZOO 0.116 0.068 0.092 0.092 633 ARQ NEURO-PSIQUIAT 0.257 0.316 0.401 0.325 634 ARS COMBINATORIA 0.161 0.139 0.178 0.159 635 ARTERIOSCL THROM VAS 6.350 6.791 7.432 6.858 636 ARTH RHEUM/AR C RES 7.190 7.414 7.302 637 ARTHRITIS RES THER 5.036 4.551 4.794 638 ARTHROPOD STRUCT DEV 0.773 0.956 1.266 0.998 639 ARTHROSCOPY 1.799 1.616 1.582 1.666 640 ARTIF CELL BLOOD SUB 0.623 0.729 1.030 0.794

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

641 ARTIF INTELL 1.769 2.448 3.570 2.596 642 ARTIF INTELL MED 0.891 1.222 1.124 1.079 643 ARTIF INTELL REV 0.213 0.620 0.562 0.465 644 ARTIF LIFE 1.526 3.167 2.150 2.281 645 ARTIF ORGANS 0.926 1.278 1.599 1.268 646 ARZNEIMITTEL-FORSCH 0.748 0.671 0.654 0.691 647 ASAIO J 1.043 1.150 1.047 1.080 648 ASHRAE J 0.195 0.201 0.141 0.179 649 ASIA PAC J CLIN NUTR 0.282 0.401 0.483 0.389 650 ASIA PAC J OPER RES 0.031 0.457 0.200 0.229 651 ASIAN AUSTRAL J ANIM 0.247 0.445 0.627 0.440 652 ASIAN J ANDROL 0.827 1.064 1.096 0.996 653 ASIAN J CHEM 0.207 0.211 0.262 0.227 654 ASIAN J SPECTROSC 0.340 0.170 0.171 0.227 655 ASIAN PAC J ALLERGY 0.179 0.277 0.250 0.235 656 ASLIB PROC 0.368 0.459 0.456 0.428 657 ASM NEWS 0.527 0.390 0.407 0.441 658 ASSAY DRUG DEV TECHN 1.900 1.333 1.617 659 ASSEMBLY AUTOM 0.055 0.079 0.084 0.073 660 ASTERISQUE 0.702 0.685 0.570 0.652 661 ASTROBIOLOGY 2.366 2.366 662 ASTRON ASTROPHYS 3.781 3.843 3.694 3.773 663 ASTRON ASTROPHYS REV 2.000 3.600 2.000 2.533 664 ASTRON GEOPHYS 0.379 0.511 0.302 0.397 665 ASTRON J 5.119 5.647 5.841 5.536 666 ASTRON LETT+ 0.659 0.968 0.938 0.855 667 ASTRON NACHR 0.786 1.199 0.906 0.964 668 ASTRON REP+ 0.817 0.950 0.649 0.805 669 ASTROPART PHYS 4.270 4.022 3.610 3.967 670 ASTROPHYS J 6.187 6.604 6.237 6.343 671 ASTROPHYS J SUPPL S 4.749 6.247 15.231 8.742 672 ASTROPHYS SPACE SCI 0.383 0.522 0.597 0.501 673 ASTROPHYSICS+ 0.611 0.611 674 ASYMPTOTIC ANAL 0.376 0.530 0.425 0.444 675 ATHEROSCLEROSIS 3.333 3.603 3.796 3.577 676 ATHEROSCLEROSIS SUPP 8.300 4.457 4.140 5.632 677 ATHLET THER TODAY 0.129 0.236 0.126 0.164 678 ATLA-ALTERN LAB ANIM 2.022 0.758 1.533 1.438 679 ATMOS CHEM PHYS 0.714 2.317 2.670 1.900 680 ATMOS ENVIRON 2.352 2.338 2.562 2.417 681 ATMOS OCEAN 1.852 1.607 1.021 1.493 682 ATMOS RES 0.661 1.012 0.863 0.845 683 ATMOSFERA 0.286 0.324 0.281 0.297 684 ATOM DATA NUCL DATA 3.737 4.629 1.812 3.393 685 ATOM ENERGY+ 0.022 0.026 0.010 0.019 686 ATOM SPECTROSC 1.841 1.333 1.210 1.461

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15

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

687 ATOMIZATION SPRAY 0.882 0.329 0.324 0.512 688 ATW-INT J NUCL POWER 0.006 0.006 0.006 689 AUDIOL NEURO-OTOL 2.130 1.765 1.857 1.917 690 AUK 1.610 1.597 1.673 1.627 691 AURIS NASUS LARYNX 0.457 0.436 0.447 692 AUST DENT J 0.450 0.358 0.305 0.371 693 AUST J AGR RES 1.193 1.248 0.841 1.094 694 AUST J AGR RESOUR EC 0.346 0.653 0.400 0.466 695 AUST J BOT 0.968 0.938 0.893 0.933 696 AUST J CHEM 0.647 1.434 1.257 1.113 697 AUST J DAIRY TECHNOL 0.496 0.362 0.588 0.482 698 AUST J EARTH SCI 1.245 1.274 1.333 1.284 699 AUST J ENTOMOL 0.495 0.433 0.486 0.471 700 AUST J EXP AGR 0.722 0.807 0.583 0.704 701 AUST J GRAPE WINE R 1.143 1.184 1.164 702 AUST J PHYSIOTHER 0.375 0.918 1.021 0.771 703 AUST J SOIL RES 0.960 0.896 0.683 0.846 704 AUST J ZOOL 1.043 0.798 0.875 0.905 705 AUST METEOROL MAG 0.392 0.462 0.529 0.461 706 AUST NZ J OBSTET GYN 0.608 0.601 0.435 0.548 707 AUST NZ J PSYCHIAT 1.384 1.355 1.386 1.375 708 AUST NZ J STAT 0.629 0.346 0.387 0.454 709 AUST SYST BOT 0.743 0.667 0.952 0.787 710 AUST VET J 0.671 0.668 0.510 0.616 711 AUST VET PRACT 0.132 0.161 0.185 0.159 712 AUSTRAL ECOL 1.291 1.319 1.273 1.294 713 AUSTRALAS PLANT PATH 0.536 0.517 0.503 0.519 714 AUTOIMMUNITY 0.921 1.052 1.392 1.122 715 AUTOM CONTROL COMP S 0.010 0.000 0.000 0.003 716 AUTOMAT CONSTR 0.312 0.320 0.360 0.331 717 AUTOMAT REM CONTR+ 0.289 0.211 0.237 0.246 718 AUTOMATICA 1.630 1.683 1.419 1.577 719 AUTON AGENT MULTI-AG 1.129 1.515 1.447 1.364 720 AUTON NEUROSCI-BASIC 1.305 1.258 1.311 1.291 721 AUTON ROBOT 0.990 1.110 1.309 1.136 722 AVIAN DIS 1.151 0.975 0.713 0.946 723 AVIAN PATHOL 1.514 1.271 1.387 1.391 724 AVIAN POULT BIOL REV 1.444 0.320 0.724 0.829 725 AVIAT SPACE ENVIR MD 0.721 0.946 0.703 0.790 726 B ACAD NAT MED PARIS 0.237 0.193 0.222 0.217 727 B AM MATH SOC 1.824 3.647 2.962 2.811 728 B AM METEOROL SOC 3.800 4.500 2.605 3.635 729 B AM MUS NAT HIST 2.621 2.952 1.056 2.210 730 B AUST MATH SOC 0.222 0.260 0.262 0.248 731 B BELG MATH SOC-SIM 0.221 0.444 0.295 0.320 732 B BRAZ MATH SOC 0.280 0.235 0.258

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16

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

733 B CAN PETROL GEOL 0.814 0.938 0.476 0.743 734 B CANCER 0.457 0.654 0.654 0.588 735 B CHEM SOC ETHIOPIA 0.128 0.190 0.143 0.154 736 B CHEM SOC JPN 1.213 1.237 1.445 1.298 737 B ELECTROCHEM 0.206 0.241 0.276 0.241 738 B ENTOMOL RES 1.029 1.018 1.298 1.115 739 B ENVIRON CONTAM TOX 0.556 0.599 0.528 0.561 740 B EUR ASSOC FISH PAT 0.612 0.764 0.688 741 B EXP BIOL MED+ 0.314 0.284 0.254 0.284 742 B FR PECHE PISCIC 0.462 0.365 0.757 0.528 743 B GEOL SOC DENMARK 0.786 0.355 0.571 744 B HIST MED 0.325 0.415 0.818 0.519 745 B KOR CHEM SOC 0.495 0.706 0.890 0.697 746 B LOND MATH SOC 0.386 0.474 0.404 0.421 747 B MAR SCI 0.826 0.676 0.859 0.787 748 B MATER SCI 0.340 0.529 0.554 0.474 749 B MATH BIOL 1.408 1.468 1.485 1.454 750 B POL ACAD SCI-CHEM 0.159 0.271 0.127 0.186 751 B RHEUM DIS 0.522 0.462 0.125 0.370 752 B SCI MATH 0.492 0.316 0.385 0.398 753 B SEISMOL SOC AM 1.256 1.681 1.812 1.583 754 B SOC GEOL FR 0.680 0.956 0.670 0.769 755 B SOC MATH FR 0.500 0.458 0.500 0.486 756 B SYMB LOG 0.553 0.568 0.278 0.466 757 B UNIONE MAT ITAL 0.056 0.066 0.043 0.055 758 B VET I PULAWY 0.244 0.190 0.192 0.209 759 B VOLCANOL 1.228 1.484 2.274 1.662 760 B WORLD HEALTH ORGAN 2.694 2.442 2.870 2.669 761 BANGLADESH J BOTANY 0.047 0.035 0.023 0.035 762 BASIC APPL ECOL 1.577 1.824 1.701 763 BASIC CLIN PHARMACOL 764 BASIC RES CARDIOL 1.994 2.993 3.009 2.665 765 BASIN RES 2.022 1.327 1.582 1.644 766 BBA-BIOENERGETICS 4.678 4.431 3.503 4.204 767 BBA-BIOMEMBRANES 3.011 2.665 3.441 3.039 768 BBA-GEN SUBJECTS 1.845 2.557 3.369 2.590 769 BBA-GENE STRUCT EXPR 1.713 2.137 2.045 1.965 770 BBA-MOL BASIS DIS 3.300 2.509 3.046 2.952 771 BBA-MOL CELL BIOL L 3.883 3.510 5.004 4.132 772 BBA-MOL CELL RES 3.016 3.594 3.482 3.364 773 BBA-PROTEIN STRUCT M 2.798 2.144 3.079 2.674 774 BBA-PROTEINS PROTEOM 1.602 2.113 1.858 775 BBA-REV CANCER 9.351 8.395 16.120 11.289 776 BEE WORLD 0.543 0.424 0.484 0.484 777 BEHAV BRAIN RES 2.791 2.817 2.992 2.867 778 BEHAV BRAIN SCI 8.730 10.625 7.125 8.827

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

779 BEHAV ECOL 2.449 2.473 2.189 2.370 780 BEHAV ECOL SOCIOBIOL 2.273 2.649 2.180 2.367 781 BEHAV GENET 2.848 3.103 2.215 2.722 782 BEHAV INFORM TECHNOL 0.543 0.354 0.486 0.461 783 BEHAV MED 1.086 0.824 0.703 0.871 784 BEHAV NEUROL 0.958 1.077 1.158 1.064 785 BEHAV NEUROSCI 2.757 2.905 2.819 2.827 786 BEHAV PHARMACOL 1.937 2.375 2.301 2.204 787 BEHAV PROCESS 0.879 0.814 1.056 0.916 788 BEHAVIOUR 1.080 1.306 1.103 1.163 789 BELG J BOT 0.591 0.435 0.579 0.535 790 BELG J ZOOL 0.394 0.513 0.787 0.565 791 BELL LABS TECH J 0.694 0.673 0.500 0.622 792 BER LANDWIRTSCH 0.138 0.114 0.119 0.124 793 BERL MUNCH TIERARZTL 0.437 0.622 0.674 0.578 794 BERNOULLI 0.635 0.619 0.964 0.739 795 BEST PRACT RES CL EN 1.231 1.367 1.543 1.380 796 BEST PRACT RES CL GA 0.865 0.992 1.198 1.018 797 BEST PRACT RES CL OB 0.768 0.736 0.488 0.664 798 BEST PRACT RES CL RH 0.646 1.356 0.814 0.939 799 BIO-MED MATER ENG 0.320 0.545 0.474 0.446 800 BIOCATAL BIOTRANSFOR 0.928 1.085 1.053 1.022 801 BIOCELL 0.407 0.317 0.569 0.431 802 BIOCHEM BIOPH RES CO 2.935 2.836 2.904 2.892 803 BIOCHEM CELL BIOL 1.873 2.456 3.193 2.507 804 BIOCHEM ENG J 0.941 1.221 1.617 1.260 805 BIOCHEM GENET 0.600 0.569 0.625 0.598 806 BIOCHEM J 4.589 4.101 4.278 4.323 807 BIOCHEM MOL BIOL EDU 0.409 0.637 0.513 0.520 808 BIOCHEM PHARMACOL 3.542 2.993 3.436 3.324 809 BIOCHEM SOC SYMP 2.345 2.171 2.571 2.362 810 BIOCHEM SOC T 2.205 2.579 2.267 2.350 811 BIOCHEM SYST ECOL 0.909 0.891 0.704 0.835 812 BIOCHEMISTRY-MOSCOW+ 1.056 1.170 1.058 1.095 813 BIOCHEMISTRY-US 4.064 3.922 4.008 3.998 814 BIOCHIMIE 3.303 3.707 3.814 3.608 815 BIOCONJUGATE CHEM 2.930 3.547 3.766 3.414 816 BIOCONTROL 0.691 0.686 0.790 0.722 817 BIOCONTROL SCI TECHN 0.861 0.832 0.873 0.855 818 BIODEGRADATION 1.023 0.819 1.388 1.077 819 BIODIVERS CONSERV 0.781 1.060 1.197 1.013 820 BIODRUGS 1.245 2.277 1.905 1.809 821 BIOELECTROCHEMISTRY 1.463 1.482 2.261 1.735 822 BIOELECTROMAGNETICS 1.205 1.526 1.243 1.325 823 BIOESSAYS 7.888 6.491 6.430 6.936 824 BIOETHICS 0.767 0.842 0.887 0.832

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

825 BIOFACTORS 1.815 1.852 1.273 1.647 826 BIOFIZIKA+ 0.394 0.339 0.367 0.367 827 BIOFOULING 1.278 1.825 1.165 1.423 828 BIOFUTUR 0.121 0.097 0.059 0.092 829 BIOGEOCHEMISTRY 2.397 2.580 2.125 2.367 830 BIOGERONTOLOGY 2.254 2.108 3.110 2.491 831 BIOINFORMATICS 4.615 6.701 5.742 5.686 832 BIOL AGRIC HORTIC 0.509 0.364 0.283 0.385 833 BIOL BLOOD MARROW TR 2.919 2.880 3.278 3.026 834 BIOL BULL+ 0.022 0.037 0.030 835 BIOL BULL-US 1.243 1.150 0.995 1.129 836 BIOL CELL 2.127 2.159 2.233 2.173 837 BIOL CHEM 2.548 3.366 3.598 3.171 838 BIOL CONSERV 1.783 2.056 2.166 2.002 839 BIOL CONTROL 1.136 1.132 1.376 1.215 840 BIOL CYBERN 1.511 1.933 2.142 1.862 841 BIOL FERT SOILS 1.242 1.152 1.276 1.223 842 BIOL J LINN SOC 1.705 1.661 1.935 1.767 843 BIOL MEMBRANY 0.186 0.290 0.385 0.287 844 BIOL NEONATE 1.287 1.179 1.093 1.186 845 BIOL PHARM BULL 1.038 1.124 1.392 1.185 846 BIOL PHILOS 0.521 0.691 0.967 0.726 847 BIOL PLANTARUM 0.583 0.919 0.744 0.749 848 BIOL PSYCHIAT 5.915 6.039 6.159 6.038 849 BIOL PSYCHOL 2.435 2.128 1.637 2.067 850 BIOL REPROD 3.689 3.646 3.550 3.628 851 BIOL RES 1.444 1.310 2.173 1.642 852 BIOL REV 5.730 4.925 5.325 5.327 853 BIOL RHYTHM RES 0.602 0.394 0.494 0.497 854 BIOL SPORT 0.157 0.125 0.085 0.122 855 BIOL TRACE ELEM RES 0.871 0.893 0.836 0.867 856 BIOLOGIA 0.169 0.183 0.207 0.186 857 BIOLOGICALS 1.032 1.278 1.000 1.103 858 BIOMACROMOLECULES 2.496 2.824 3.299 2.873 859 BIOMARKERS 0.929 1.605 2.384 1.639 860 BIOMASS BIOENERG 0.527 0.768 1.216 0.837 861 BIOMATERIALS 3.008 2.903 3.799 3.237 862 BIOMED CHROMATOGR 1.388 1.269 1.069 1.242 863 BIOMED ENVIRON SCI 0.500 0.609 1.011 0.707 864 BIOMED MICRODEVICES 2.710 2.710 865 BIOMED PHARMACOTHER 1.035 1.281 1.826 1.381 866 BIOMED RES-TOKYO 0.469 0.412 0.329 0.403 867 BIOMED TECH 0.504 0.622 0.830 0.652 868 BIOMETALS 1.582 2.545 2.155 2.094 869 BIOMETRICAL J 0.250 0.465 0.599 0.438 870 BIOMETRICS 1.077 1.324 1.211 1.204

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

871 BIOMETRIKA 0.970 0.988 1.108 1.022 872 BIOMOL ENG 1.679 2.293 1.612 1.861 873 BIOORG CHEM 1.044 1.288 1.240 1.191 874 BIOORG MED CHEM LETT 2.051 2.182 2.333 2.189 875 BIOORGAN MED CHEM 2.043 2.185 2.018 2.082 876 BIOPHARM DRUG DISPOS 0.688 1.763 1.068 1.173 877 BIOPHARM INT 0.222 0.295 0.259 878 BIOPHARM-APPL T BIO 0.113 0.212 0.065 0.130 879 BIOPHYS CHEM 1.494 1.728 2.102 1.775 880 BIOPHYS J 4.643 4.463 4.585 4.564 881 BIOPOLYMERS 2.372 2.733 2.863 2.656 882 BIOPROC BIOSYST ENG 0.323 0.986 0.916 0.742 883 BIORESOURCE TECHNOL 1.289 1.382 1.387 1.353 884 BIORHEOLOGY 1.845 1.434 1.882 1.720 885 BIOSCI BIOTECH BIOCH 0.992 1.025 0.950 0.989 886 BIOSCIENCE 3.195 3.266 3.041 3.167 887 BIOSCIENCE REP 0.728 1.186 2.300 1.405 888 BIOSENS BIOELECTRON 2.445 2.947 3.251 2.881 889 BIOSTATISTICS 2.543 2.543 890 BIOSYST ENG 0.299 0.496 0.398 891 BIOSYSTEMS 0.846 0.971 1.016 0.944 892 BIOTECH HISTOCHEM 0.762 0.400 0.484 0.549 893 BIOTECHNIQUES 2.173 2.383 2.545 2.367 894 BIOTECHNOL ADV 2.575 2.875 2.468 2.639 895 BIOTECHNOL APPL BIOC 1.000 1.034 0.942 0.992 896 BIOTECHNOL BIOENG 2.211 2.173 2.216 2.200 897 BIOTECHNOL BIOTEC EQ 0.029 0.055 0.000 0.028 898 BIOTECHNOL DEV MONIT 0.062 0.027 0.000 0.030 899 BIOTECHNOL GENET ENG 0.765 0.393 0.593 0.584 900 BIOTECHNOL LAW REP 0.000 0.004 0.011 0.005 901 BIOTECHNOL LETT 0.802 0.778 0.849 0.810 902 BIOTECHNOL PROGR 1.734 1.488 1.635 1.619 903 BIOTROPICA 0.682 0.752 0.977 0.804 904 BIPOLAR DISORD 3.097 3.658 4.065 3.607 905 BIRD CONSERV INT 0.283 0.381 0.500 0.388 906 BIRD STUDY 0.639 0.631 0.729 0.666 907 BIRTH DEFECTS RES A 0.910 0.910 908 BIRTH DEFECTS RES B 1.000 1.000 909 BIRTH-ISS PERINAT C 1.424 1.709 1.981 1.705 910 BIT 0.549 0.565 0.562 0.559 911 BJOG-INT J OBSTET GY 1.864 1.991 2.326 2.060 912 BJU INT 1.613 1.642 2.089 1.781 913 BLOOD 9.631 10.120 9.782 9.844 914 BLOOD CELL MOL DIS 1.772 1.991 2.549 2.104 915 BLOOD COAGUL FIBRIN 1.588 1.319 1.506 1.471 916 BLOOD PRESS MONIT 1.455 1.309 1.779 1.514

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

917 BLOOD PRESSURE 1.344 1.391 1.027 1.254 918 BLOOD PURIFICAT 2.101 1.593 1.789 1.828 919 BLOOD REV 2.243 2.241 2.838 2.441 920 BLUMEA 0.157 0.286 0.387 0.277 921 BMC BIOINFORMATICS 5.423 5.423 922 BMC CANCER 1.050 1.702 2.290 1.681 923 BMC CELL BIOL 2.618 2.617 2.618 924 BMC GENET 0.924 0.924 925 BMC GENOMICS 3.250 3.250 926 BMC HEALTH SERV RES 0.083 0.676 1.234 0.664 927 BMC INFECT DIS 0.958 1.255 2.066 1.426 928 BMC MOL BIOL 3.115 3.115 929 BMC MUSCULOSKEL DIS 1.000 1.000 930 BMC PUBLIC HEALTH 0.294 0.932 1.551 0.926 931 BODENKULTUR 0.203 0.109 0.062 0.125 932 BOL SOC CHIL QUIM 0.319 0.236 0.309 0.288 933 BOL SOC ESP CERAM V 0.250 0.246 0.310 0.269 934 BOL SOC MAT MEX 0.114 0.184 0.289 0.196 935 BONE 3.755 3.572 3.530 3.619 936 BONE MARROW TRANSPL 2.378 2.172 2.101 2.217 937 BOREAL ENVIRON RES 0.538 0.989 0.764 938 BOREAS 1.176 1.222 1.644 1.347 939 BOT BULL ACAD SINICA 0.244 0.506 0.595 0.448 940 BOT HELV 0.379 0.280 0.348 0.336 941 BOT J LINN SOC 1.114 0.871 1.510 1.165 942 BOT MAR 0.976 0.695 0.983 0.885 943 BOT REV 2.542 1.824 2.025 2.130 944 BOTHALIA 0.358 0.281 0.405 0.348 945 BOUND-LAY METEOROL 1.361 1.293 1.988 1.547 946 BRAIN 7.122 7.967 8.201 7.763 947 BRAIN BEHAV EVOLUT 1.618 1.543 1.954 1.705 948 BRAIN BEHAV IMMUN 2.949 2.790 2.937 2.892 949 BRAIN COGNITION 1.093 1.063 1.148 1.101 950 BRAIN DEV-JPN 0.859 1.231 1.382 1.157 951 BRAIN INJURY 1.043 1.120 1.136 1.100 952 BRAIN LANG 1.036 1.317 1.614 1.322 953 BRAIN PATHOL 5.652 3.838 3.958 4.483 954 BRAIN RES 2.409 2.474 2.389 2.424 955 BRAIN RES BULL 2.283 2.609 2.429 2.440 956 BRAIN RES PROTOC 1.109 1.089 1.224 1.141 957 BRAIN RES REV 6.178 6.504 4.617 5.766 958 BRAIN TOPOGR 1.412 1.820 1.489 1.574 959 BRAZ ARCH BIOL TECHN 0.147 0.067 0.143 0.119 960 BRAZ J CHEM ENG 0.160 0.355 0.212 0.242 961 BRAZ J MED BIOL RES 0.802 0.740 0.824 0.789 962 BRAZ J MICROBIOL 0.134 0.170 0.122 0.142

Page 22: Journals Impact Factor 2002-2004 - Biological Sciences Impact Factor 2002-2004 Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average 1 AAPG BULL 1.185 1.380 1.140 1.235

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

963 BRAZ J PHYS 0.678 0.277 0.435 0.463 964 BREAST 0.481 0.469 0.760 0.570 965 BREAST CANCER RES 2.817 2.932 2.975 2.908 966 BREAST CANCER RES TR 3.132 2.964 3.310 3.135 967 BREEDING SCI 0.524 0.888 0.744 0.719 968 BRIT CERAM T 0.362 0.214 0.330 0.302 969 BRIT CORROS J 0.430 0.457 0.659 0.515 970 BRIT DENT J 0.766 0.669 0.647 0.694 971 BRIT J ANAESTH 2.098 2.365 2.469 2.311 972 BRIT J BIOMED SCI 0.953 1.179 0.880 1.004 973 BRIT J CANCER 3.639 3.894 3.742 3.758 974 BRIT J CLIN PHARMACO 2.274 2.531 2.546 2.450 975 BRIT J DERMATOL 2.696 2.659 2.445 2.600 976 BRIT J GEN PRACT 1.593 1.824 1.561 1.659 977 BRIT J HAEMATOL 3.052 3.267 3.195 3.171 978 BRIT J MATH STAT PSY 0.750 1.089 0.614 0.818 979 BRIT J NEUROSURG 0.688 0.703 0.880 0.757 980 BRIT J NUTR 2.491 2.616 2.710 2.606 981 BRIT J OPHTHALMOL 1.779 2.099 2.000 1.959 982 BRIT J ORAL MAX SURG 0.745 0.559 0.689 0.664 983 BRIT J PHARMACOL 3.450 3.611 3.325 3.462 984 BRIT J PHILOS SCI 0.746 0.786 0.733 0.755 985 BRIT J PLAST SURG 0.796 0.812 1.080 0.896 986 BRIT J PSYCHIAT 4.374 4.421 4.175 4.323 987 BRIT J RADIOL 0.925 1.089 1.232 1.082 988 BRIT J SPORT MED 1.202 1.253 1.259 1.238 989 BRIT J SURG 3.444 3.772 3.580 3.599 990 BRIT MED BULL 1.708 2.250 2.165 2.041 991 BRIT MED J 7.585 7.209 7.038 7.277 992 BRIT POULTRY SCI 0.914 0.900 0.677 0.830 993 BRITTONIA 0.333 0.349 0.222 0.301 994 BRYOLOGIST 0.956 0.643 0.771 0.790 995 BT TECHNOL J 0.846 0.176 0.209 0.410 996 BUILD ENVIRON 0.554 0.427 0.564 0.515 997 BUILD RES INF 0.550 0.293 1.361 0.735 998 BUNSEKI KAGAKU 0.485 0.351 0.418 0.418 999 BURNS 0.996 1.128 0.956 1.027 1000 CA-CANCER J CLIN 32.886 33.056 44.515 36.819 1001 CAH BIOL MAR 0.726 0.604 0.511 0.614 1002 CAL COOP OCEAN FISH 0.769 0.739 0.588 0.699 1003 CALC VAR PARTIAL DIF 0.676 1.011 0.786 0.824 1004 CALCIFIED TISSUE INT 2.053 2.198 2.258 2.170 1005 CALCOLO 0.375 0.500 0.333 0.403 1006 CALIF FISH GAME 0.120 0.276 0.198 1007 CALPHAD 0.506 1.045 2.119 1.223 1008 CAMB Q HEALTHC ETHIC 0.526 0.527 0.608 0.554

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1009 CAN ASSOC RADIOL J 0.233 0.376 0.276 0.295 1010 CAN ENTOMOL 0.545 0.674 0.656 0.625 1011 CAN FAM PHYSICIAN 0.409 0.365 0.402 0.392 1012 CAN FIELD NAT 0.249 0.329 0.270 0.283 1013 CAN GEOTECH J 0.396 0.479 0.553 0.476 1014 CAN J AGR ECON 0.106 0.167 0.123 0.132 1015 CAN J ANAESTH 1.014 1.200 1.208 1.141 1016 CAN J ANAL SCI SPECT 0.578 0.766 0.671 0.672 1017 CAN J ANIM SCI 0.417 0.650 0.610 0.559 1018 CAN J APPL PHYSIOL 1.163 1.211 1.126 1.167 1019 CAN J BOT 0.885 0.948 1.194 1.009 1020 CAN J CARDIOL 1.072 1.369 1.297 1.246 1021 CAN J CHEM 1.260 1.157 1.055 1.157 1022 CAN J CHEM ENG 0.431 0.330 0.452 0.404 1023 CAN J CIVIL ENG 0.170 0.177 0.289 0.212 1024 CAN J DIET PRACT RES 0.361 0.176 0.269 1025 CAN J EARTH SCI 1.397 0.899 1.264 1.187 1026 CAN J ELECT COMPUT E 0.229 0.179 0.264 0.224 1027 CAN J FISH AQUAT SCI 1.965 2.432 1.972 2.123 1028 CAN J FOREST RES 1.120 1.365 1.446 1.310 1029 CAN J GASTROENTEROL 1.432 1.265 1.224 1.307 1030 CAN J MATH 0.485 0.608 0.446 0.513 1031 CAN J MICROBIOL 1.080 1.094 1.118 1.097 1032 CAN J NEUROL SCI 1.014 1.104 1.271 1.130 1033 CAN J OPHTHALMOL 0.655 0.414 0.442 0.504 1034 CAN J PHYS 0.760 0.777 0.782 0.773 1035 CAN J PHYSIOL PHARM 1.341 1.357 1.603 1.434 1036 CAN J PLANT PATHOL 0.857 1.047 0.984 0.963 1037 CAN J PLANT SCI 0.389 0.454 0.358 0.400 1038 CAN J PSYCHIAT 1.808 2.071 2.177 2.019 1039 CAN J REMOTE SENS 0.593 1.284 0.939 1040 CAN J SOIL SCI 0.689 0.965 0.741 0.798 1041 CAN J STAT 0.392 0.354 0.609 0.452 1042 CAN J SURG 0.448 0.627 0.567 0.547 1043 CAN J VET RES 1.114 1.101 1.576 1.264 1044 CAN J ZOOL 1.175 1.115 1.063 1.118 1045 CAN MATH BULL 0.283 0.291 0.407 0.327 1046 CAN MED ASSOC J 3.220 4.783 5.941 4.648 1047 CAN METALL QUART 0.478 0.374 0.314 0.389 1048 CAN MIN J 0.029 0.000 0.000 0.010 1049 CAN MINERAL 0.981 0.910 1.207 1.033 1050 CAN VET J 0.742 0.472 0.518 0.577 1051 CANCER 3.941 4.017 4.434 4.131 1052 CANCER BIOL THER 3.024 3.279 3.152 1053 CANCER BIOTHER RADIO 1.691 1.841 1.091 1.541 1054 CANCER CAUSE CONTROL 2.896 2.726 2.847 2.823

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1055 CANCER CELL 18.913 18.122 18.518

1056 CANCER CHEMOTH PHARM 1.928 2.046 2.216 2.063

1057 CANCER CYTOPATHOL 1.660 2.045 1.654 1.786 1058 CANCER DETECT PREV 1.289 1.180 1.408 1.292 1059 CANCER EPIDEM BIOMAR 5.140 4.720 4.500 4.787 1060 CANCER GENE THER 2.929 3.688 3.653 3.423 1061 CANCER GENET CYTOGEN 1.713 1.542 1.577 1.611 1062 CANCER IMMUNOL IMMUN 2.759 3.130 3.520 3.136 1063 CANCER INVEST 1.850 2.066 1.935 1.950 1064 CANCER J 2.422 2.955 2.513 2.630 1065 CANCER LETT 2.346 2.614 2.938 2.633 1066 CANCER METAST REV 2.215 1.982 3.153 2.450 1067 CANCER NURS 0.775 1.101 1.079 0.985 1068 CANCER PRACT 0.841 0.811 1.553 1.068 1069 CANCER RES 8.318 8.649 7.690 8.219 1070 CANCER SCI 2.652 2.652 1071 CANCER TREAT REV 3.672 2.969 3.515 3.385 1072 CARBOHYD POLYM 1.655 1.597 1.710 1.654 1073 CARBOHYD RES 1.631 1.533 1.451 1.538 1074 CARBON 3.048 3.120 3.331 3.166 1075 CARBONATE EVAPORITE 0.125 0.357 0.522 0.335 1076 CARCINOGENESIS 5.405 4.663 5.375 5.148 1077 CARDIOL YOUNG 0.730 0.595 0.433 0.586 1078 CARDIOLOGY 0.952 1.127 1.585 1.221 1079 CARDIOVASC DRUG REV 0.600 2.250 2.000 1.617 1080 CARDIOVASC DRUG THER 0.908 1.129 1.486 1.174 1081 CARDIOVASC INTER RAD 0.956 1.207 0.952 1.038 1082 CARDIOVASC PATHOL 1.307 1.963 1.488 1.586 1083 CARDIOVASC RES 4.692 5.164 4.575 4.810 1084 CARDIOVASC SURG 0.822 0.872 0.819 0.838 1085 CARIBB J SCI 0.189 0.368 0.533 0.363 1086 CARIES RES 1.310 1.486 1.262 1.353 1087 CARYOLOGIA 0.267 0.337 0.366 0.323 1088 CATAL COMMUN 1.890 1.890 1089 CATAL LETT 1.559 1.581 1.904 1.681 1090 CATAL REV 6.455 5.708 8.000 6.721 1091 CATAL SURV ASIA 1.308 1.308 1092 CATAL SURV JPN 0.429 1.364 1.625 1.139 1093 CATAL TODAY 2.146 2.627 3.108 2.627 1094 CATENA 1.035 1.083 0.929 1.016 1095 CATHETER CARDIO INTE 1.074 1.519 1.589 1.394 1096 CATTECH 3.438 4.412 3.925 1097 CCAMLR SCI 1.217 0.480 0.833 0.843 1098 CELEST MECH DYN ASTR 0.534 0.634 0.720 0.629 1099 CELL 27.254 26.626 28.389 27.423 1100 CELL BIOCHEM BIOPHYS 1.521 3.185 1.945 2.217

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1101 CELL BIOCHEM FUNCT 0.946 1.452 1.179 1.192 1102 CELL BIOL INT 1.017 1.092 1.015 1.041 1103 CELL BIOL TOXICOL 1.275 1.580 1.338 1.398 1104 CELL CALCIUM 3.287 2.781 5.186 3.751 1105 CELL CHEM TECHNOL 0.111 0.161 0.136 1106 CELL COMMUN ADHES 0.143 1.289 1.182 0.871 1107 CELL DEATH DIFFER 5.701 7.008 8.192 6.967 1108 CELL GROWTH DIFFER 3.642 4.384 3.826 3.951 1109 CELL IMMUNOL 1.988 1.829 1.988 1.935 1110 CELL MICROBIOL 4.895 5.336 6.097 5.443 1111 CELL MOL BIOL 1.747 1.153 0.873 1.258 1112 CELL MOL BIOL LETT 0.651 0.455 0.495 0.534 1113 CELL MOL LIFE SCI 5.259 4.995 4.812 5.022 1114 CELL MOL NEUROBIOL 2.029 1.464 1.970 1.821 1115 CELL MOTIL CYTOSKEL 2.440 2.905 3.068 2.804 1116 CELL ONCOL 1117 CELL PHYSIOL BIOCHEM 3.059 2.480 3.093 2.877 1118 CELL POLYM 0.378 0.417 0.486 0.427 1119 CELL PROLIFERAT 1.898 1.529 1.907 1.778 1120 CELL RES 1.958 1.729 1.936 1.874 1121 CELL SIGNAL 4.362 5.185 4.741 4.763 1122 CELL STRESS CHAPERON 2.916 2.727 2.718 2.787 1123 CELL STRUCT FUNCT 0.872 1.664 2.932 1.823 1124 CELL TISSUE RES 2.588 2.991 2.670 2.750 1125 CELL TRANSPLANT 2.420 2.327 2.497 2.415 1126 CELLS TISSUES ORGANS 1.442 1.757 1.319 1.506 1127 CELLULOSE 0.857 1.224 1.437 1.173 1128 CEMENT CONCRETE AGGR 0.171 0.036 0.043 0.083 1129 CEMENT CONCRETE COMP 0.404 0.578 0.529 0.504 1130 CEMENT CONCRETE RES 0.764 0.641 0.834 0.746 1131 CENT EUR J CHEM 0.171 0.171 1132 CENT EUR J PHYS 0.375 0.375 1133 CEPHALALGIA 3.775 2.985 3.133 3.298 1134 CERAM INT 0.731 0.704 1.040 0.825 1135 CERAM-SILIKATY 0.354 0.449 0.385 0.396 1136 CEREAL CHEM 1.087 1.141 1.178 1.135 1137 CEREAL FOOD WORLD 0.411 0.558 0.527 0.499 1138 CEREAL RES COMMUN 0.235 0.228 0.200 0.221 1139 CEREB CORTEX 6.188 5.626 5.322 5.712 1140 CEREBROVASC DIS 1.852 2.030 2.150 2.011 1141 CESK SLOV NEUROL N 0.052 0.047 0.037 0.045 1142 CFI-CERAM FORUM INT 0.273 0.073 0.057 0.134 1143 CHAOS 1.982 1.799 1.942 1.908 1144 CHAOS SOLITON FRACT 0.872 1.064 1.526 1.154 1145 CHEM ANAL-WARSAW 0.539 0.415 0.622 0.525 1146 CHEM BIOCHEM ENG Q 0.156 0.275 0.328 0.253

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1147 CHEM BIODIVERS 1148 CHEM BIOL 6.109 6.129 5.725 5.988 1149 CHEM BRIT 0.268 0.332 0.254 0.285 1150 CHEM COMMUN 4.038 4.031 3.997 4.022 1151 CHEM ENG COMMUN 0.325 0.278 0.377 0.327 1152 CHEM ENG J 0.671 0.992 1.383 1.015 1153 CHEM ENG NEWS 0.465 0.354 0.481 0.433 1154 CHEM ENG PROCESS 0.701 0.793 1.033 0.842 1155 CHEM ENG PROG 0.437 0.401 0.447 0.428 1156 CHEM ENG RES DES 0.413 0.737 0.707 0.619 1157 CHEM ENG SCI 1.224 1.562 1.655 1.480 1158 CHEM ENG TECHNOL 0.425 0.542 0.791 0.586 1159 CHEM ENG-NEW YORK 0.064 0.106 0.080 0.083 1160 CHEM ERDE-GEOCHEM 0.200 0.286 0.643 0.376 1161 CHEM GEOL 2.437 2.330 3.174 2.647 1162 CHEM IMMUNOL 1.614 1.486 1.241 1.447 1163 CHEM IND-LONDON 0.416 0.192 0.171 0.260 1164 CHEM J CHINESE U 0.830 0.796 0.764 0.797 1165 CHEM LETT 1.529 1.579 1.650 1.586 1166 CHEM LISTY 0.336 0.345 0.348 0.343 1167 CHEM MATER 3.967 4.374 4.103 4.148 1168 CHEM NAT COMPD+ 0.391 0.375 0.492 0.419 1169 CHEM PAP-CHEM ZVESTI 0.336 0.226 0.285 0.282 1170 CHEM PHARM BULL 1.133 1.103 1.184 1.140 1171 CHEM PHYS 2.203 2.070 2.316 2.196 1172 CHEM PHYS CARBON 8.750 5.750 3.250 5.917 1173 CHEM PHYS LETT 2.526 2.438 2.438 2.467 1174 CHEM PHYS LIPIDS 2.906 1.519 1.971 2.132 1175 CHEM REC 2.459 2.714 2.587 1176 CHEM RES CHINESE U 0.229 0.370 0.538 0.379 1177 CHEM RES TOXICOL 3.607 3.332 2.797 3.245 1178 CHEM REV 20.993 21.036 20.233 20.754 1179 CHEM SENSES 2.526 2.691 2.594 2.604 1180 CHEM SOC REV 8.718 9.569 10.836 9.708 1181 CHEM SPEC BIOAVAILAB 0.885 0.615 0.182 0.561 1182 CHEM TECH FUELS OIL+ 0.102 0.074 0.076 0.084 1183 CHEM UNSERER ZEIT 0.607 0.361 0.492 0.487 1184 CHEM VAPOR DEPOS 1.640 2.071 2.209 1.973 1185 CHEM WORLD-UK 1186 CHEM-BIOL INTERACT 1.261 1.558 2.789 1.869 1187 CHEM-EUR J 4.238 4.353 4.517 4.369 1188 CHEM-ING-TECH 0.330 0.306 0.349 0.328 1189 CHEMBIOCHEM 3.233 3.992 3.474 3.566 1190 CHEMOECOLOGY 0.949 1.217 1.464 1.210 1191 CHEMOMETR INTELL LAB 1.841 2.229 1.899 1.990 1192 CHEMOSPHERE 1.461 1.904 2.359 1.908

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1193 CHEMOTHERAPY 0.967 1.184 1.248 1.133 1194 CHEMPHYSCHEM 3.862 3.316 3.596 3.591 1195 CHEST 2.969 3.264 3.118 3.117 1196 CHILD CARE HLTH DEV 0.583 0.614 0.740 0.646 1197 CHILD NERV SYST 0.819 0.896 1.029 0.915 1198 CHILD NEUROPSYCHOL 0.413 0.500 0.932 0.615 1199 CHILD PSYCHIAT HUM D 0.725 0.561 0.650 0.645 1200 CHIM OGGI 0.257 0.283 0.218 0.253 1201 CHIMIA 0.528 0.717 0.576 0.607 1202 CHINA OCEAN ENG 0.196 0.413 0.275 0.295 1203 CHINESE ANN MATH B 0.296 0.343 0.431 0.357 1204 CHINESE ASTRON ASTR 0.181 0.149 0.053 0.128 1205 CHINESE CHEM LETT 0.347 0.342 0.305 0.331 1206 CHINESE J ANAL CHEM 0.240 0.224 0.412 0.292 1207 CHINESE J ASTRON AST 0.879 1.768 0.992 1.213 1208 CHINESE J CATAL 0.721 0.721 1209 CHINESE J CHEM 0.558 0.592 0.768 0.639 1210 CHINESE J CHEM ENG 0.222 0.357 0.337 0.305 1211 CHINESE J CHEM PHYS 0.482 0.482 1212 CHINESE J ELECTRON 0.192 0.120 0.112 0.141 1213 CHINESE J GEOPHYS-CH 0.122 0.375 0.563 0.353 1214 CHINESE J INORG CHEM 0.494 0.535 0.600 0.543 1215 CHINESE J MECH-SER A 0.216 0.312 0.173 0.234 1216 CHINESE J ORG CHEM 0.377 0.497 0.740 0.538 1217 CHINESE J PHYS 0.518 0.372 0.289 0.393 1218 CHINESE J PHYSIOL 0.920 1.143 0.442 0.835 1219 CHINESE J POLYM SCI 0.526 0.680 0.395 0.534 1220 CHINESE J STRUC CHEM 0.324 0.548 0.734 0.535 1221 CHINESE MED J-PEKING 0.182 0.393 0.459 0.345 1222 CHINESE PHYS 1.185 1.347 1.559 1.364 1223 CHINESE PHYS LETT 1.036 1.095 1.176 1.102 1224 CHINESE SCI BULL 0.570 0.593 0.683 0.615 1225 CHIR GASTROENTEROL 0.120 0.157 0.051 0.109 1226 CHIRALITY 1.575 1.793 1.976 1.781 1227 CHIRURG 0.848 0.709 0.735 0.764 1228 CHROMATOGRAPHIA 1.230 1.145 1.145 1.173 1229 CHROMOSOMA 2.829 2.634 2.714 2.726 1230 CHROMOSOME RES 1.828 2.038 2.346 2.071 1231 CHRONOBIOL INT 1.595 1.590 1.521 1.569 1232 CIENC MAR 0.403 0.179 0.391 0.324 1233 CIM BULL 0.040 0.169 0.285 0.165 1234 CIN-COMPUT INFORM NU 0.217 0.818 0.518 1235 CIRC J 1.183 1.797 1.490 1236 CIRC RES 9.694 10.117 9.972 9.928 1237 CIRC SYST SIGNAL PR 0.423 0.280 0.151 0.285 1238 CIRCULATION 10.255 11.164 12.563 11.327

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1239 CIRP ANN-MANUF TECHN 0.974 0.973 0.974 1240 CIV ENG ENVIRON SYST 0.083 0.138 0.129 0.117 1241 CIVIL ENG 0.040 0.092 0.061 0.064 1242 CLADISTICS 3.060 3.500 4.414 3.658 1243 CLASSICAL QUANT GRAV 2.107 2.292 2.941 2.447 1244 CLAY CLAY MINER 1.594 0.978 1.116 1.229 1245 CLAY MINER 0.966 0.738 0.950 0.885 1246 CLEFT PALATE-CRAN J 0.523 0.888 0.861 0.757 1247 CLEV CLIN J MED 0.722 0.885 1.095 0.901 1248 CLIM DYNAM 3.286 3.437 3.497 3.407 1249 CLIMACTERIC 1.932 1.932 1250 CLIMATE RES 1.016 1.159 1.575 1.250 1251 CLIMATIC CHANGE 1.543 2.326 2.035 1.968 1252 CLIN ANAT 0.438 0.572 0.664 0.558 1253 CLIN APPL THROMB-HEM 0.930 1.154 1.086 1.057 1254 CLIN AUTON RES 0.916 1.237 0.833 0.995 1255 CLIN BIOCHEM 1.724 1.825 1.731 1.760 1256 CLIN BIOMECH 0.996 1.176 1.250 1.141 1257 CLIN CANCER RES 5.991 6.511 5.623 6.042 1258 CLIN CARDIOL 0.982 1.221 1.069 1.091 1259 CLIN CHEM 4.788 5.538 6.501 5.609 1260 CLIN CHEM LAB MED 1.407 1.523 1.685 1.538 1261 CLIN CHEST MED 2.026 1.308 1.650 1.661 1262 CLIN CHIM ACTA 1.339 1.633 1.961 1.644 1263 CLIN DERMATOL 0.629 0.647 0.708 0.661 1264 CLIN DIAGN LAB IMMUN 1.654 1.809 1.724 1.729 1265 CLIN DRUG INVEST 0.914 0.709 0.770 0.798 1266 CLIN DYSMORPHOL 0.606 0.649 0.545 0.600 1267 CLIN EEG NEUROSCI 1268 CLIN ELECTROENCEPHAL 0.862 0.525 0.702 0.696 1269 CLIN ENDOCRINOL 2.674 2.767 3.023 2.821 1270 CLIN EXP ALLERGY 3.721 3.176 3.069 3.322 1271 CLIN EXP DERMATOL 1.265 1.223 1.149 1.212 1272 CLIN EXP HYPERTENS 0.889 0.816 0.990 0.898 1273 CLIN EXP IMMUNOL 2.305 2.347 2.518 2.390 1274 CLIN EXP MED 0.516 0.906 0.906 0.776 1275 CLIN EXP METASTAS 2.080 1.944 3.048 2.357 1276 CLIN EXP OPHTHALMOL 0.709 1.151 1.031 0.964 1277 CLIN EXP PHARMACOL P 1.470 1.744 1.672 1.629 1278 CLIN EXP RHEUMATOL 1.284 1.919 1.504 1.569 1279 CLIN GENET 2.237 2.025 2.367 2.210 1280 CLIN GERIATR MED 1.287 1.484 1.529 1.433 1281 CLIN HEMORHEOL MICRO 0.623 0.833 0.630 0.695 1282 CLIN IMAG 0.342 0.658 0.772 0.591 1283 CLIN IMMUNOL 2.564 2.915 3.034 2.838 1284 CLIN INFECT DIS 4.750 5.393 5.594 5.246

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1285 CLIN INVEST MED 1.029 1.400 1.051 1.160 1286 CLIN J PAIN 1.939 2.080 3.058 2.359 1287 CLIN J SPORT MED 1.686 1.784 1.430 1.633 1288 CLIN LAB HAEMATOL 0.669 0.612 0.869 0.717 1289 CLIN LAB MED 1.099 0.854 0.891 0.948 1290 CLIN LYMPHOMA 2.184 1.758 1.971 1291 CLIN MED 0.754 1.236 1.300 1.097 1292 CLIN MICROBIOL INFEC 1.198 2.238 2.361 1.932 1293 CLIN MICROBIOL REV 10.321 11.530 10.671 10.841 1294 CLIN NEPHROL 1.341 1.341 1.316 1.333 1295 CLIN NEUROL NEUROSUR 0.743 0.771 0.954 0.823 1296 CLIN NEUROPATHOL 0.726 1.051 0.756 0.844 1297 CLIN NEUROPHARMACOL 1.580 1.906 2.204 1.897 1298 CLIN NEUROPHYSIOL 2.120 2.485 2.538 2.381 1299 CLIN NEUROPSYCHOL 0.723 0.956 1.162 0.947 1300 CLIN NEUROSCI RES 1.338 1.076 1.207 1301 CLIN NUCL MED 0.502 0.737 1.582 0.940 1302 CLIN NUTR 1.551 1.185 2.019 1.585 1303 CLIN OBSTET GYNECOL 0.815 0.848 0.727 0.797 1304 CLIN ONCOL-UK 0.771 0.923 0.910 0.868 1305 CLIN ORAL IMPLAN RES 1.503 1.922 2.139 1.855 1306 CLIN ORTHOP RELAT R 1.208 1.357 1.403 1.323 1307 CLIN OTOLARYNGOL ALL 0.770 0.665 0.794 0.743 1308 CLIN PEDIATR 0.527 0.517 0.692 0.579 1309 CLIN PERINATOL 1.417 1.181 1.522 1.373 1310 CLIN PHARMACOKINET 4.207 3.899 5.453 4.520 1311 CLIN PHARMACOL THER 5.336 6.141 6.825 6.101 1312 CLIN PHYSIOL FUNCT I 0.758 0.863 0.811 1313 CLIN PLAST SURG 0.889 0.526 1.033 0.816 1314 CLIN RADIOL 1.048 1.270 1.514 1.277 1315 CLIN REHABIL 0.881 1.017 1.115 1.004 1316 CLIN REV ALLERG IMMU 0.671 1.173 1.753 1.199 1317 CLIN RHEUMATOL 0.976 0.850 1.154 0.993 1318 CLIN SCI 1.941 2.117 2.168 2.075 1319 CLIN SPORT MED 1.546 1.121 0.762 1.143 1320 CLIN TECH SMALL AN P 0.171 0.167 0.406 0.248 1321 CLIN THER 3.073 2.670 3.009 2.917 1322 CLIN TRANSPLANT 1.534 1.582 1.635 1.584 1323 CMES-COMP MODEL ENG 1.256 1.957 2.210 1.808 1324 CNS DRUG REV 0.941 2.610 3.000 2.184 1325 CNS DRUGS 1.822 3.804 4.180 3.269 1326 COAST ENG 1.011 1.181 1.379 1.190 1327 COAST ENG J 0.576 0.394 0.283 0.418 1328 COAST MANAGE 0.413 0.636 0.943 0.664 1329 COGN NEUROPSYCHOL 3.391 2.317 2.746 2.818 1330 COGNITIVE BRAIN RES 2.404 2.865 2.394 2.554

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1331 COGNITIVE PSYCHOL 4.059 3.684 3.977 3.907 1332 COLD REG SCI TECHNOL 0.356 1.014 0.854 0.741 1333 COLD SPRING HARB SYM 0.902 0.699 0.876 0.826 1334 COLEOPTS BULL 0.198 0.240 0.284 0.241 1335 COLLECT CZECH CHEM C 0.848 1.041 1.062 0.984 1336 COLLOID J+ 0.419 0.404 0.634 0.486 1337 COLLOID POLYM SCI 1.182 1.232 1.110 1.175 1338 COLLOID SURFACE A 1.350 1.440 1.513 1.434 1339 COLLOID SURFACE B 1.429 1.586 1.325 1.447 1340 COLOR RES APPL 0.625 0.517 0.739 0.627 1341 COLOR TECHNOL 0.557 0.550 0.790 0.632 1342 COMB CHEM HIGH T SCR 1.765 2.534 2.120 2.140 1343 COMB PROBAB COMPUT 0.468 0.407 0.404 0.426 1344 COMBINATORICA 0.831 0.479 0.388 0.566 1345 COMBUST EXPLO SHOCK+ 0.335 0.241 0.281 0.286 1346 COMBUST FLAME 1.426 1.872 1.023 1.440 1347 COMBUST SCI TECHNOL 0.498 0.604 0.568 0.557 1348 COMBUST THEOR MODEL 0.859 1.123 0.857 0.946 1349 COMMENT INORG CHEM 1.938 1.840 1.926 1.901 1350 COMMENT MATH HELV 0.484 0.600 0.816 0.633 1351 COMMENT MOD PHYS 0.121 0.154 0.158 0.144 1352 COMMUN ACM 1.497 1.546 1.865 1.636 1353 COMMUN ALGEBRA 0.305 0.287 0.350 0.314 1354 COMMUN ANAL GEOM 0.574 0.522 0.595 0.564 1355 COMMUN CONTEMP MATH 0.380 0.474 0.561 0.472 1356 COMMUN MATH PHYS 1.851 1.650 1.741 1.747 1357 COMMUN NEWS 0.008 0.018 0.020 0.015 1358 COMMUN NUMER METH EN 0.346 0.450 0.476 0.424 1359 COMMUN PART DIFF EQ 0.797 0.872 0.671 0.780 1360 COMMUN PUR APPL ANAL 0.581 0.618 0.600 1361 COMMUN PUR APPL MATH 2.022 2.250 1.694 1.989 1362 COMMUN SOIL SCI PLAN 0.487 0.366 0.355 0.403 1363 COMMUN STAT-SIMUL C 0.176 0.220 0.144 0.180 1364 COMMUN STAT-THEOR M 0.171 0.192 0.186 0.183 1365 COMMUN THEOR PHYS 0.453 0.666 0.871 0.663 1366 COMMUNITY DENT ORAL 1.295 1.100 1.138 1.178 1367 COMP BIOCHEM PHYS A 1.274 1.556 1.635 1.488 1368 COMP BIOCHEM PHYS B 1.195 1.579 1.393 1.389 1369 COMP BIOCHEM PHYS C 0.979 1.496 1.651 1.375 1370 COMP CONT EDUC PRACT 0.415 0.478 0.559 0.484 1371 COMP FUNCT GENOM 1.297 1.038 1.168 1372 COMP GEOM-THEOR APPL 1.000 1.013 0.742 0.918 1373 COMP IMMUNOL MICROB 0.844 0.774 1.015 0.878 1374 COMP MATER SCI 0.856 1.003 1.424 1.094 1375 COMP PARASITOL 0.613 0.575 0.408 0.532 1376 COMPARATIVE MED 0.826 0.833 1.022 0.894

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1377 COMPEL 0.345 0.336 0.180 0.287 1378 COMPLEMENT THER MED 1.507 1.194 1.317 1.339 1379 COMPOS INTERFACE 0.275 0.387 0.353 0.338 1380 COMPOS MATH 0.601 0.662 0.906 0.723 1381 COMPOS PART A-APPL S 1.116 1.131 1.145 1.131 1382 COMPOS PART B-ENG 0.693 0.890 1.116 0.900 1383 COMPOS SCI TECHNOL 1.009 1.320 1.783 1.371 1384 COMPOS STRUCT 0.786 0.659 0.796 0.747 1385 COMPOST SCI UTIL 0.522 0.500 1.030 0.684 1386 COMPR PSYCHIAT 1.562 1.606 1.667 1.612 1387 COMPUT AIDED DESIGN 0.965 1.036 1.052 1.018 1388 COMPUT AIDED GEOM D 0.959 0.677 0.916 0.851 1389 COMPUT ANIMAT VIRT W 1390 COMPUT APPL ENG EDUC 0.140 0.395 0.205 0.247 1391 COMPUT BIOL CHEM 1.655 1.655 1392 COMPUT BIOL MED 0.814 0.973 0.974 0.920 1393 COMPUT CHEM 0.890 1.233 1.923 1.349 1394 COMPUT CHEM ENG 0.784 1.251 1.678 1.238 1395 COMPUT COMMUN 0.465 0.508 0.574 0.516 1396 COMPUT COMMUN REV 0.333 0.262 0.164 0.253 1397 COMPUT COMPLEX 0.455 0.900 0.615 0.657 1398 COMPUT CONTROL ENG 0.136 0.136 1399 COMPUT EDUC 0.442 0.849 0.625 0.639 1400 COMPUT ELECTR ENG 0.000 0.160 0.210 0.123 1401 COMPUT ELECTRON AGR 0.556 0.686 0.863 0.702 1402 COMPUT FLUIDS 1.344 1.479 1.164 1.329 1403 COMPUT GEOSCI-UK 0.516 0.709 0.903 0.709 1404 COMPUT GEOTECH 0.441 0.414 0.397 0.417 1405 COMPUT GRAPH FORUM 0.563 0.699 0.801 0.688 1406 COMPUT GRAPH WORLD 0.024 0.045 0.000 0.023 1407 COMPUT GRAPH-UK 0.566 0.545 0.503 0.538 1408 COMPUT HUMANITIES 0.078 0.279 0.225 0.194 1409 COMPUT IND 0.602 0.692 0.690 0.661 1410 COMPUT IND ENG 0.270 0.413 0.632 0.438 1411 COMPUT INFORM 0.185 0.254 0.456 0.298 1412 COMPUT INTELL 0.554 1.391 1.923 1.289 1413 COMPUT J 0.361 0.681 0.557 0.533 1414 COMPUT LANG SYST STR 0.176 0.176 1415 COMPUT LINGUIST 0.800 1.515 1.657 1.324 1416 COMPUT MATH APPL 0.413 0.498 0.431 0.447 1417 COMPUT MECH 0.950 0.818 0.764 0.844 1418 COMPUT MED IMAG GRAP 0.844 1.158 1.090 1.031 1419 COMPUT METH PROG BIO 0.570 0.724 0.686 0.660 1420 COMPUT METHOD APPL M 0.957 1.252 1.263 1.157 1421 COMPUT MUSIC J 0.486 0.568 0.459 0.504 1422 COMPUT NETW 0.733 0.918 1.226 0.959

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1423 COMPUT OPER RES 0.446 0.486 0.562 0.498 1424 COMPUT OPTIM APPL 0.565 0.650 0.815 0.677 1425 COMPUT PHYS COMMUN 1.204 1.170 1.515 1.296 1426 COMPUT SCI ENG 0.795 0.909 0.750 0.818 1427 COMPUT SECUR 0.085 0.457 0.412 0.318 1428 COMPUT SPEECH LANG 0.250 0.514 0.512 0.425 1429 COMPUT STAND INTER 0.316 0.316 1430 COMPUT STAT DATA AN 0.458 0.711 1.022 0.730 1431 COMPUT STRUCT 0.688 0.634 0.741 0.688 1432 COMPUT SYST SCI ENG 0.333 0.424 0.164 0.307 1433 COMPUT VIS IMAGE UND 1.165 1.894 0.651 1.237 1434 COMPUT-AIDED CIV INF 0.395 0.342 0.219 0.319 1435 COMPUTAT GEOSCI 0.655 0.175 0.744 0.525 1436 COMPUTATION STAT 0.227 0.282 0.205 0.238 1437 COMPUTER 1.031 1.552 1.432 1.338 1438 COMPUTING 0.614 0.701 0.667 0.661 1439 CONCEPT MAGN RESON A 1.000 1.000 1440 CONCEPT MAGN RESON B 0.438 0.438 1441 CONCEPT MAGNETIC RES 2.262 1.161 1.442 1.622 1442 CONCURR COMP-PRACT E 0.400 0.569 0.578 0.516 1443 CONCURRENT ENG-RES A 0.353 0.321 0.418 0.364 1444 CONDOR 1.433 1.225 1.433 1.364 1445 CONFIGURATIONS 0.214 0.310 0.033 0.186 1446 CONNECT SCI 0.560 0.750 0.765 0.692 1447 CONNECT TISSUE RES 1.646 0.860 1.149 1.218 1448 CONNECTOR SPECIFIER 0.000 0.012 0.031 0.014 1449 CONSERV BIOL 2.663 3.279 3.672 3.205 1450 CONSERV ECOL 3.880 2.101 1.720 2.567 1451 CONSERV GENET 1.488 1.488 1452 CONSTR APPROX 0.845 0.574 0.578 0.666 1453 CONSTR BUILD MATER 0.294 0.330 0.565 0.396 1454 CONT SHELF RES 1.495 1.191 1.431 1.372 1455 CONTACT DERMATITIS 0.928 1.095 1.716 1.246 1456 CONTEMP PHYS 2.688 1.543 1.756 1.996 1457 CONTEMP TOP LAB ANIM 0.612 0.724 0.565 0.634 1458 CONTINUUM MECH THERM 0.638 0.705 0.838 0.727 1459 CONTRACEPTION 1.443 1.571 1.488 1.501 1460 CONTRIB MINERAL PETR 2.433 2.831 2.721 2.662 1461 CONTRIB NEPHROL 0.549 0.824 0.463 0.612 1462 CONTRIB PLASM PHYS 0.804 0.863 0.701 0.789 1463 CONTRIB ZOOL 0.900 0.727 0.538 0.722 1464 CONTROL CLIN TRIALS 1.862 1.869 2.000 1.910 1465 CONTROL CYBERN 0.326 0.101 0.337 0.255 1466 CONTROL ENG 0.055 0.077 0.022 0.051 1467 CONTROL ENG PRACT 0.452 0.536 0.527 0.505 1468 CONTROL SOLUT 0.043 0.000 0.009 0.017

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1469 COORDIN CHEM REV 5.853 5.951 6.446 6.083 1470 COPEIA 0.859 0.748 0.824 0.810 1471 CORAL REEFS 1.552 1.955 1.828 1.778 1472 CORNEA 1.381 1.517 1.290 1.396 1473 CORONARY ARTERY DIS 1.250 1.303 1.533 1.362 1474 CORROS ENG SCI TECHN 0.371 0.371 1475 CORROS PREVENT CONTR 0.105 0.128 0.122 0.118 1476 CORROS REV 0.306 0.143 0.283 0.244 1477 CORROS SCI 1.442 1.319 1.714 1.492 1478 CORROSION 1.209 0.774 0.833 0.939 1479 CORTEX 0.942 2.000 2.472 1.805 1480 COSMIC RES+ 0.320 0.299 0.336 0.318 1481 CR BIOL 0.481 0.875 0.678 1482 CR CHIM 0.518 1.156 0.837 1483 CR GEOSCI 0.366 0.645 0.506 1484 CR MATH 0.195 0.284 0.240 1485 CR MECANIQUE 0.209 0.293 0.251 1486 CR PALEVOL 0.465 0.417 0.441 1487 CR PHYS 0.778 1.122 0.950 1488 CRANIO 0.697 0.375 0.507 0.526 1489 CRETACEOUS RES 0.532 0.816 0.588 0.645 1490 CRIT CARE 0.876 1.911 3.214 2.000 1491 CRIT CARE CLIN 1.585 1.485 1.156 1.409 1492 CRIT CARE MED 3.361 4.195 4.182 3.913 1493 CRIT REV ANAL CHEM 2.074 3.333 2.325 2.577 1494 CRIT REV BIOCHEM MOL 7.783 5.318 6.115 6.405 1495 CRIT REV BIOTECHNOL 1.579 2.409 3.227 2.405 1496 CRIT REV CL LAB SCI 4.231 3.136 3.444 3.604 1497 CRIT REV ENV SCI TEC 2.889 2.133 1.684 2.235 1498 CRIT REV EUKAR GENE 3.103 2.576 2.359 2.679 1499 CRIT REV FOOD SCI 1.947 1.352 3.278 2.192 1500 CRIT REV IMMUNOL 3.019 3.113 3.595 3.242 1501 CRIT REV MICROBIOL 2.731 1.800 2.926 2.486 1502 CRIT REV ONCOL HEMAT 2.758 2.979 2.667 2.801 1503 CRIT REV ORAL BIOL M 2.649 2.612 3.642 2.968 1504 CRIT REV PLANT SCI 3.697 3.641 3.525 3.621 1505 CRIT REV SOLID STATE 2.667 4.444 5.222 4.111 1506 CRIT REV THER DRUG 2.207 2.966 2.926 2.700 1507 CRIT REV TOXICOL 3.681 2.471 3.543 3.232 1508 CROAT CHEM ACTA 0.722 0.729 0.924 0.792 1509 CROAT MED J 0.710 0.943 0.690 0.781 1510 CROP PROT 0.966 0.764 0.866 0.865 1511 CROP SCI 0.695 0.828 0.958 0.827 1512 CRUSTACEANA 0.395 0.387 0.327 0.370 1513 CRYOBIOLOGY 2.044 1.445 1.821 1.770 1514 CRYOGENICS 0.833 0.659 1.023 0.838 1515 CRYOLETTERS 0.724 0.775 0.944 0.814

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1516 CRYPTOGAMIE ALGOL 0.636 1.044 0.640 0.773 1517 CRYPTOGAMIE BRYOL 0.157 0.536 0.603 0.432 1518 CRYPTOGAMIE MYCOL 0.288 0.286 0.250 0.275 1519 CRYST ENG 0.974 0.945 0.960 1520 CRYST GROWTH DES 2.186 2.742 2.856 2.595 1521 CRYST RES TECHNOL 0.505 0.652 0.770 0.642 1522 CRYSTALLOGR REP+ 0.579 0.485 0.496 0.520 1523 CRYSTENGCOMM 2.730 2.596 2.663 1524 CUBAN J AGR SCI 0.111 0.248 0.046 0.135 1525 CURR APPL PHYS 1.117 1.117 1526 CURR BIOL 7.007 11.910 11.901 10.273 1527 CURR CONTR TRIALS C 3.125 1.700 2.413 1528 CURR DRUG METAB 3.000 4.737 4.652 4.130 1529 CURR DRUG TARGETS 3.710 4.104 3.907 1530 CURR EYE RES 1.311 1.113 1.097 1.174 1531 CURR GENET 1.890 2.168 2.495 2.184 1532 CURR HIV RES 1.571 1.571 1533 CURR HYPERTENS REP 2.488 2.488 1534 CURR MED CHEM 4.966 4.409 4.382 4.586 1535 CURR MED RES OPIN 1.922 2.727 2.928 2.526 1536 CURR MICROBIOL 1.210 1.125 1.075 1.137 1537 CURR OPIN BIOTECH 7.176 6.860 8.080 7.372 1538 CURR OPIN CARDIOL 1.583 2.150 2.162 1.965 1539 CURR OPIN CELL BIOL 19.022 18.176 15.422 17.540 1540 CURR OPIN CHEM BIOL 7.492 7.760 8.623 7.958 1541 CURR OPIN CLIN NUTR 2.353 3.089 2.721 1542 CURR OPIN COLLOID IN 3.699 3.864 5.271 4.278 1543 CURR OPIN DRUG DISC 3.698 3.698 1544 CURR OPIN GASTROEN 0.713 0.598 0.453 0.588 1545 CURR OPIN GENET DEV 12.111 13.143 11.580 12.278 1546 CURR OPIN HEMATOL 3.211 4.449 4.513 4.058 1547 CURR OPIN IMMUNOL 12.918 12.118 11.565 12.200 1548 CURR OPIN INFECT DIS 1.000 2.674 4.000 2.558 1549 CURR OPIN LIPIDOL 6.575 6.966 6.232 6.591 1550 CURR OPIN MICROBIOL 6.430 6.869 8.182 7.160 1551 CURR OPIN MOL THER 2.463 3.049 3.117 2.876 1552 CURR OPIN NEPHROL HY 3.088 3.976 3.209 3.424 1553 CURR OPIN NEUROBIOL 10.718 9.727 7.937 9.461 1554 CURR OPIN NEUROL 4.336 3.920 4.017 4.091 1555 CURR OPIN OBSTET GYN 1.403 1.594 2.000 1.666 1556 CURR OPIN ONCOL 4.275 4.544 3.991 4.270 1557 CURR OPIN PEDIATR 1.551 1.366 1.494 1.470 1558 CURR OPIN PHARMACOL 4.593 4.593 1559 CURR OPIN PLANT BIOL 9.504 8.945 9.057 9.169 1560 CURR OPIN PULM MED 2.124 2.124 1561 CURR OPIN RHEUMATOL 3.600 3.150 2.984 3.245 1562 CURR OPIN SOLID ST M 1.500 2.640 2.846 2.329 1563 CURR OPIN STRUC BIOL 9.630 8.686 9.821 9.379

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1564 CURR ORG CHEM 2.240 2.521 2.775 2.512 1565 CURR ORG SYNTH 1566 CURR ORTHOPAED 0.083 0.074 0.107 0.088 1567 CURR PHARM DESIGN 4.692 5.550 5.385 5.209 1568 CURR PROB CANCER 0.900 2.333 1.077 1.437 1569 CURR PROB CARDIOLOGY 1.042 0.917 0.867 0.942 1570 CURR PROB SURG 1.625 1.458 1.333 1.472 1571 CURR PROBL DERM-US 0.144 0.176 0.211 0.177 1572 CURR PROTEIN PEPT SC 1.794 3.000 2.397 1573 CURR SCI INDIA 0.533 0.694 0.688 0.638 1574 CURR THER RES CLIN E 0.791 0.636 0.324 0.584 1575 CURR TOP DEV BIOL 4.875 9.091 2.830 5.599 1576 CURR TOP MEMBR 0.920 0.754 1.321 0.998 1577 CURR TOP MICROBIOL 3.347 2.977 4.009 3.444 1578 CUTIS 0.524 0.695 0.750 0.656 1579 CYBERNET SYST 0.447 0.581 0.768 0.599 1580 CYBIUM 0.367 0.301 0.312 0.327 1581 CYTOGENET GENOME RES 0.497 1.341 0.919 1582 CYTOKINE 2.374 2.183 1.986 2.181 1583 CYTOKINE GROWTH F R 9.707 9.600 9.926 9.744 1584 CYTOKINES CELL MOL T 1.560 0.278 1.333 1.057 1585 CYTOM PART A 1.061 1.061 1586 CYTOM PART B-CLIN CY 1.438 1.438 1587 CYTOMETRY 1.933 2.095 2.698 2.242 1588 CYTOPATHOLOGY 1.144 1.011 1.040 1.065 1589 CYTOTECHNOLOGY 0.449 0.347 0.438 0.411 1590 CYTOTHERAPY 0.648 0.832 1.392 0.957 1591 CZECH J ANIM SCI 0.187 0.217 0.227 0.210 1592 CZECH J PHYS 0.311 0.263 0.292 0.289 1593 CZECH MATH J 0.120 0.210 0.131 0.154 1594 DALTON T 2.908 2.926 2.917 1595 DAN MED BULL 0.975 0.447 0.556 0.659 1596 DATA KNOWL ENG 1.039 0.962 0.971 0.991 1597 DATA MIN KNOWL DISC 1.192 2.714 2.800 2.235 1598 DECIS SUPPORT SYST 0.781 1.316 1.458 1.185 1599 DEEP-SEA RES PT I 2.954 2.304 1.975 2.411 1600 DEEP-SEA RES PT II 1.162 1.182 1.537 1.294 1601 DEFECT DIFFUS FORUM 0.379 0.410 0.343 0.377 1602 DEFENCE SCI J 0.065 0.084 0.121 0.090 1603 DEMENT GERIATR COGN 2.804 2.445 2.493 2.581 1604 DENT MATER 1.912 2.064 2.057 2.011 1605 DENT MATER J 2.511 2.511 1606 DENT TRAUMATOL 1.064 0.918 0.827 0.936 1607 DENTOMAXILLOFAC RAD 0.779 0.669 0.924 0.791 1608 DEPRESS ANXIETY 1.652 1.739 1.721 1.704 1609 DERMATOL CLIN 1.127 1.654 1.244 1.342 1610 DERMATOL SURG 1.505 1.806 2.137 1.816 1611 DERMATOLOGY 0.973 1.190 1.619 1.261

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1612 DES AUTOM EMBED SYST 0.240 0.464 0.220 0.308 1613 DES MONOMERS POLYM 0.610 0.879 0.661 0.717 1614 DESALINATION 0.517 0.694 1.057 0.756 1615 DESIGN CODE CRYPTOGR 0.500 0.623 0.690 0.604 1616 DEUT ENTOMOL Z 0.235 0.275 0.295 0.268 1617 DEUT LEBENSM-RUNDSCH 0.436 0.327 0.521 0.428 1618 DEUT MED WOCHENSCHR 0.651 0.678 0.552 0.627 1619 DEUT TIERARZTL WOCH 0.521 0.413 0.284 0.406 1620 DEUT Z SPORTMED 0.200 0.315 0.258 1621 DEV BIOL 5.194 5.351 5.432 5.326 1622 DEV BRAIN RES 1.562 1.914 1.854 1.777 1623 DEV CELL 11.531 14.807 15.434 13.924 1624 DEV COMP IMMUNOL 2.186 2.390 2.652 2.409 1625 DEV DYNAM 3.804 3.160 2.868 3.277 1626 DEV GENES EVOL 2.339 2.266 2.381 2.329 1627 DEV GROWTH DIFFER 1.496 1.570 1.152 1.406 1628 DEV MED CHILD NEUROL 2.107 1.898 2.083 2.029 1629 DEV NEUROPSYCHOL 1.351 1.672 1.953 1.659 1630 DEV NEUROSCI-BASEL 2.118 1.566 2.184 1.956 1631 DEV PSYCHOBIOL 1.371 1.712 2.083 1.722 1632 DEVELOPMENT 7.883 7.663 7.149 7.565 1633 DIABETES 8.256 8.298 8.848 8.467 1634 DIABETES CARE 5.477 7.501 7.071 6.683 1635 DIABETES EDUCATOR 0.689 0.402 0.568 0.553 1636 DIABETES METAB 1.244 1.100 1.396 1.247 1637 DIABETES NUTR METAB 0.809 0.647 0.664 0.707 1638 DIABETES OBES METAB 1.077 1.528 2.165 1.590 1639 DIABETES RES CLIN PR 1.265 1.680 1.730 1.558 1640 DIABETES-METAB RES 2.472 3.025 3.133 2.877 1641 DIABETIC MED 2.172 2.235 2.621 2.343 1642 DIABETOLOGIA 5.136 5.689 5.583 5.469 1643 DIAGN CYTOPATHOL 0.911 1.092 0.962 0.988 1644 DIAGN MICR INFEC DIS 1.691 2.032 2.316 2.013 1645 DIAGN MOL PATHOL 1.926 2.145 2.292 2.121 1646 DIALYSIS TRANSPLANT 0.490 0.407 0.250 0.382 1647 DIAM RELAT MATER 1.734 1.867 1.670 1.757 1648 DIATOM RES 0.243 0.675 0.776 0.565 1649 DIESEL PROG N AM ED 0.003 0.000 0.000 0.001 1650 DIFF EQUAT+ 0.186 0.243 0.184 0.204 1651 DIFFER GEOM APPL 0.704 0.389 0.418 0.504 1652 DIFFERENTIATION 2.078 3.858 4.481 3.472 1653 DIGEST DIS 0.707 1.151 0.585 0.814 1654 DIGEST DIS SCI 1.438 1.387 1.427 1.417 1655 DIGEST LIVER DIS 1.303 1.463 1.429 1.398 1656 DIGEST SURG 0.645 0.619 0.917 0.727 1657 DIGESTION 1.672 1.399 1.473 1.515 1658 DIGIT SIGNAL PROCESS 0.814 0.712 0.676 0.734 1659 DIS AQUAT ORGAN 1.561 1.263 1.583 1.469

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1660 DIS COLON RECTUM 2.308 2.343 2.343 2.331 1661 DIS ESOPHAGUS 0.603 0.809 0.797 0.736 1662 DIS MANAG HEALTH OUT 0.500 0.399 0.356 0.418 1663 DIS MARKERS 0.921 2.379 1.527 1.609 1664 DISABIL REHABIL 0.889 1.053 1.144 1.029 1665 DISCOV INNOVAT 0.065 0.013 0.029 0.036 1666 DISCRET MATH THEOR C 0.593 0.593 1667 DISCRETE APPL MATH 0.471 0.503 0.557 0.510 1668 DISCRETE COMPUT GEOM 0.553 0.685 0.620 0.619 1669 DISCRETE CONT DYN S 0.868 1.504 0.994 1.122 1670 DISCRETE CONT DYN-B 0.069 0.984 1.310 0.788 1671 DISCRETE DYN NAT SOC 0.266 0.158 0.481 0.302 1672 DISCRETE EVENT DYN S 0.750 1.067 0.846 0.888 1673 DISCRETE MATH 0.395 0.303 0.374 0.357 1674 DISPLAYS 0.357 0.618 0.800 0.592 1675 DISTRIB COMPUT 0.706 1.263 1.081 1.017 1676 DISTRIB PARALLEL DAT 0.625 0.974 1.850 1.150 1677 DIVERS DISTRIB 2.109 2.109 1678 DM-DIS MON 0.317 0.405 0.864 0.529 1679 DNA CELL BIOL 1.771 2.006 2.398 2.058 1680 DNA REPAIR 3.277 3.920 3.599 1681 DNA RES 5.456 5.590 4.596 5.214 1682 DNA SEQUENCE 0.458 0.369 0.578 0.468 1683 DOKL CHEM 0.077 0.108 0.282 0.156 1684 DOKL EARTH SCI 0.022 0.031 0.159 0.071 1685 DOKL MATH 0.066 0.054 0.160 0.093 1686 DOKL PHYS 0.268 0.285 0.291 0.281 1687 DOKL PHYS CHEM 0.141 0.206 0.131 0.159 1688 DOMEST ANIM ENDOCRIN 1.916 2.718 2.458 2.364 1689 DR DOBBS J 0.075 0.098 0.094 0.089 1690 DREV VYSK 0.114 0.091 0.188 0.131 1691 DRUG AGING 2.200 2.799 2.048 2.349 1692 DRUG ALCOHOL DEPEN 2.528 2.903 2.906 2.779 1693 DRUG CHEM TOXICOL 0.928 0.525 0.695 0.716 1694 DRUG DELIV 1.269 1.191 1.327 1.262 1695 DRUG DEV IND PHARM 0.570 0.661 0.917 0.716 1696 DRUG DEVELOP RES 1.325 1.151 0.891 1.122 1697 DRUG DISCOV TODAY 4.011 4.943 6.928 5.294 1698 DRUG EXP CLIN RES 0.434 0.600 0.797 0.610 1699 DRUG FUTURE 0.386 0.747 0.548 0.560 1700 DRUG INF J 0.233 0.457 0.401 0.364 1701 DRUG METAB DISPOS 3.277 3.652 3.836 3.588 1702 DRUG METAB REV 5.263 4.537 6.283 5.361 1703 DRUG NEWS PERSPECT 0.524 0.412 1.254 0.730 1704 DRUG RESIST UPDATE 2.568 4.279 4.404 3.750 1705 DRUG SAFETY 3.316 2.971 3.114 3.134 1706 DRUGS 5.368 4.611 4.412 4.797 1707 DRUGS TODAY 0.258 0.525 0.936 0.573

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1708 DRY TECHNOL 0.583 0.820 0.987 0.797 1709 DUKE MATH J 0.909 1.222 1.118 1.083 1710 DYES PIGMENTS 0.883 1.063 1.610 1.185 1711 DYNAM ATMOS OCEANS 0.932 0.732 1.116 0.927 1712 DYNAM CONT DIS SER A 0.122 0.329 0.086 0.179 1713 DYNAM CONT DIS SER B 0.030 0.406 0.108 0.181 1714 DYNAM SYST 0.278 0.650 0.349 0.426 1715 DYNAM SYST APPL 0.256 0.256 1716 DYSPHAGIA 0.781 1.091 1.000 0.957 1717 E-POLYMERS 1.336 1.336 1718 EAR HEARING 1.281 1.450 2.302 1.678 1719 EARLY HUM DEV 1.039 1.092 1.000 1.044 1720 EARTH MOON PLANETS 1.364 0.418 0.770 0.851 1721 EARTH PLANET SC LETT 2.716 3.528 3.499 3.248 1722 EARTH PLANETS SPACE 0.822 0.845 0.839 0.835 1723 EARTH SURF PROC LAND 1.230 1.246 1.394 1.290 1724 EARTH-SCI REV 2.900 4.014 4.543 3.819 1725 EARTHQ ENG STRUCT D 0.734 0.724 0.729 1726 EARTHQ SPECTRA 0.402 0.402 1727 ECHOCARDIOGR-J CARD 0.612 0.778 0.667 0.686 1728 ECLOGAE GEOL HELV 0.417 0.463 0.550 0.477 1729 ECOGRAPHY 2.119 1.676 2.841 2.212 1730 ECOL APPL 3.025 2.852 3.287 3.055 1731 ECOL ECON 1.093 1.230 1.266 1.196 1732 ECOL ENG 0.892 1.058 0.890 0.947 1733 ECOL ENTOMOL 1.293 1.423 1.568 1.428 1734 ECOL FOOD NUTR 0.215 0.150 0.159 0.175 1735 ECOL FRESHW FISH 1.105 0.949 1.286 1.113 1736 ECOL LETT 3.042 4.211 3.914 3.722 1737 ECOL MODEL 1.308 1.561 1.652 1.507 1738 ECOL MONOGR 4.731 4.793 5.016 4.847 1739 ECOL RES 0.596 0.916 1.037 0.850 1740 ECOLOGY 3.918 3.701 4.104 3.908 1741 ECON BOT 0.611 0.571 0.557 0.580 1742 ECON GEOL 1.408 1.408 1743 ECONOMETRICA 2.737 2.215 2.163 2.372 1744 ECOSCIENCE 1.067 1.033 1.175 1.092 1745 ECOSYSTEMS 2.694 3.239 3.283 3.072 1746 ECOTOX ENVIRON SAFE 1.189 0.983 1.282 1.151 1747 ECOTOXICOLOGY 1.333 1.468 1.195 1.332 1748 EDN 0.209 0.104 0.086 0.133 1749 EDUC PSYCHOL MEAS 1.661 0.815 0.756 1.077 1750 EE-EVAL ENG 0.020 0.020 0.006 0.015 1751 EJC SUPPL 9.023 9.023 1752 EJSO 1753 EKOL BRATISLAVA 0.246 0.100 0.078 0.141 1754 ELECTR ENG 0.080 0.099 0.159 0.113 1755 ELECTR ENG JPN 0.056 0.053 0.044 0.051

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1756 ELECTR POW COMPO SYS 0.136 0.130 0.134 0.133 1757 ELECTR POW SYST RES 0.124 0.175 0.178 0.159 1758 ELECTROANAL 1.783 1.811 2.038 1.877 1759 ELECTROANAL CHEM 2.667 2.667 1760 ELECTROCHEM COMMUN 1.906 2.300 2.926 2.377 1761 ELECTROCHEM SOLID ST 2.505 2.742 2.271 2.506 1762 ELECTROCHEMISTRY 0.528 0.556 0.543 0.542 1763 ELECTROCHIM ACTA 2.078 1.996 2.341 2.138 1764 ELECTROMAGN BIOL MED 0.179 0.340 0.260 1765 ELECTROMAGNETICS 0.390 0.549 0.415 0.451 1766 ELECTRON COMM JPN 1 0.018 0.015 0.023 0.019 1767 ELECTRON COMM JPN 2 0.108 0.050 0.077 0.078 1768 ELECTRON COMM JPN 3 0.043 0.048 0.051 0.047 1769 ELECTRON COMMUN ENG 0.351 0.300 0.517 0.389 1770 ELECTRON ENG DES 0.039 0.015 0.179 0.078 1771 ELECTRON J BIOTECHN 0.723 0.723 1772 ELECTRON LETT 1.072 1.010 0.968 1.017 1773 ELECTRON RES ANNOUNC 0.640 0.278 0.320 0.413 1774 ELECTRON T NUMER ANA 0.565 0.565 1775 ELECTRON WORLD 0.005 0.046 0.016 0.022 1776 ELECTROPHORESIS 4.325 4.040 3.743 4.036 1777 EMBO J 10.698 10.456 10.492 10.549 1778 EMBO REP 7.698 7.390 7.567 7.552 1779 EMERG INFECT DIS 4.757 5.340 5.643 5.247 1780 EMERG MED CLIN N AM 0.538 0.676 0.990 0.735 1781 EMERG MED J 0.591 0.633 0.681 0.635 1782 EMU 0.443 0.500 0.722 0.555 1783 ENANTIOMER 1.189 0.782 0.955 0.975 1784 ENCEPHALE 0.338 0.497 0.413 0.416 1785 ENDEAVOUR 0.233 0.024 0.125 0.127 1786 ENDOCR J 0.847 1.045 0.848 0.913 1787 ENDOCR PATHOL 0.443 0.914 1.724 1.027 1788 ENDOCR RES 0.993 0.662 0.932 0.862 1789 ENDOCR REV 21.643 17.324 18.784 19.250 1790 ENDOCR-RELAT CANCER 6.087 8.894 4.597 6.526 1791 ENDOCRIN METAB CLIN 2.522 2.743 2.375 2.547 1792 ENDOCRINE 1.662 1.608 1.515 1.595 1793 ENDOCRINOLOGIST 0.333 0.434 0.349 0.372 1794 ENDOCRINOLOGY 5.095 5.063 5.151 5.103 1795 ENDOSCOPY 1.700 3.227 4.034 2.987 1796 ENDOTHELIUM-J ENDOTH 1.510 2.017 1.764 1797 ENERG BUILDINGS 0.500 0.513 0.735 0.583 1798 ENERG CONVERS MANAGE 0.643 0.620 0.794 0.686 1799 ENERG EXPLOR EXPLOIT 0.175 0.083 0.274 0.177 1800 ENERG FUEL 1.198 1.303 1.344 1.282 1801 ENERG POLICY 0.726 0.714 0.870 0.770 1802 ENERG SOURCE 0.503 0.403 0.541 0.482 1803 ENERGY 0.564 0.569 0.524 0.552

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1804 ENERGY J 0.814 0.875 0.947 0.879 1805 ENFERM INFEC MICR CL 0.869 1.000 0.935 1806 ENG ANAL BOUND ELEM 0.940 0.951 1.000 0.964 1807 ENG APPL ARTIF INTEL 0.295 0.393 0.421 0.370 1808 ENG COMPUT-GERMANY 0.431 0.632 0.681 0.581 1809 ENG COMPUTATION 0.575 0.536 0.295 0.469 1810 ENG FAIL ANAL 0.237 0.255 0.202 0.231 1811 ENG FRACT MECH 0.912 1.308 1.299 1.173 1812 ENG GEOL 0.516 0.687 0.731 0.645 1813 ENG INTELL SYST ELEC 0.091 0.093 0.113 0.099 1814 ENG J AISC 0.100 0.231 0.125 0.152 1815 ENG MIN J 0.011 0.081 0.095 0.062 1816 ENG OPTIMIZ 0.455 0.443 0.544 0.481 1817 ENG STRUCT 0.521 0.717 0.809 0.682 1818 ENTOMOL EXP APPL 0.915 0.850 0.925 0.897 1819 ENTOMOL FENNICA 0.291 0.246 0.298 0.278 1820 ENTOMOL GEN 0.333 0.351 0.304 0.329 1821 ENTOMOL NEWS 0.214 0.224 0.348 0.262 1822 ENVIRON BIOL FISH 0.845 0.883 0.844 0.857 1823 ENVIRON CONSERV 1.365 1.458 1.841 1.555 1824 ENVIRON ECOL STAT 0.644 0.310 0.339 0.431 1825 ENVIRON ENG GEOSCI 0.240 0.312 0.154 0.235 1826 ENVIRON ENG SCI 0.642 0.526 0.865 0.678 1827 ENVIRON ENTOMOL 0.769 0.824 1.184 0.926 1828 ENVIRON EXP BOT 1.097 1.632 1.653 1.461 1829 ENVIRON FORENSICS 0.617 1.463 1.040 1.040 1830 ENVIRON GEOCHEM HLTH 0.383 0.565 0.594 0.514 1831 ENVIRON GEOL 0.461 0.605 0.530 0.532 1832 ENVIRON HEALTH PERSP 3.452 3.038 3.929 3.473 1833 ENVIRON INT 0.563 1.226 2.335 1.375 1834 ENVIRON MANAGE 0.845 0.875 0.914 0.878 1835 ENVIRON MICROBIOL 3.649 3.699 3.995 3.781 1836 ENVIRON MODEL ASSESS 0.435 0.679 0.852 0.655 1837 ENVIRON MODELL SOFTW 0.578 0.780 0.876 0.745 1838 ENVIRON MOL MUTAGEN 2.546 2.000 2.000 2.182 1839 ENVIRON MONIT ASSESS 0.503 0.651 0.608 0.587 1840 ENVIRON POLLUT 1.942 2.002 2.205 2.050 1841 ENVIRON PROG 0.446 0.351 0.354 0.384 1842 ENVIRON RES 1.596 1.452 1.793 1.614 1843 ENVIRON SCI POLLUT R 1.238 1.216 1.144 1.199 1844 ENVIRON SCI TECHNOL 3.123 3.592 3.557 3.424 1845 ENVIRON TECHNOL 0.616 0.563 0.507 0.562 1846 ENVIRON TOXICOL 0.894 1.271 1.373 1.179 1847 ENVIRON TOXICOL CHEM 2.013 2.429 2.121 2.188 1848 ENVIRON TOXICOL PHAR 1.271 1.280 1.253 1.268 1849 ENVIRONMENT 0.984 0.508 0.707 0.733 1850 ENVIRONMETRICS 0.500 0.598 0.478 0.525 1851 ENZYME MICROB TECH 1.773 1.501 1.759 1.678

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1852 EPIDEMIOL INFECT 1.697 1.509 1.636 1.614 1853 EPIDEMIOL REV 2.173 3.306 2.387 2.622 1854 EPIDEMIOLOGY 3.962 4.220 3.840 4.007 1855 EPILEPSIA 3.530 3.549 3.329 3.469 1856 EPILEPSY BEHAV 1.630 1.630 1857 EPILEPSY RES 2.355 2.430 2.897 2.561 1858 EPILEPTIC DISORD 0.810 0.804 1.118 0.911 1859 EPISODES 0.941 1.020 0.552 0.838 1860 EQUINE VET EDUC 0.360 0.592 0.380 0.444 1861 EQUINE VET J 1.256 1.496 1.440 1.397 1862 ERGOD THEOR DYN SYST 0.785 0.657 0.484 0.642 1863 ERGONOMICS 0.832 0.853 0.741 0.809 1864 ERNAHRUNGS-UMSCHAU 0.162 0.202 0.162 0.175 1865 ESA BULL-EUR SPACE 2.433 3.683 2.946 3.021 1866 ESAIM CONTR OPTIM CA 0.885 0.723 0.723 0.777 1867 ESAIM-MATH MODEL NUM 0.530 0.697 0.560 0.596 1868 ESSAYS BIOCHEM 0.452 2.208 3.880 2.180 1869 ESTUAR COAST SHELF S 1.201 1.255 1.058 1.171 1870 ESTUARIES 1.348 1.336 1.354 1.346 1871 ETHIOPIAN MED J 0.174 0.174 1872 ETHNIC HEALTH 0.760 0.744 0.732 0.745 1873 ETHOL ECOL EVOL 0.877 0.842 0.933 0.884 1874 ETHOLOGY 1.682 1.584 1.474 1.580 1875 ETRI J 1.214 1.773 1.304 1.430 1876 EUKARYOT CELL 3.267 3.954 3.611 1877 EUPHYTICA 0.716 0.705 0.797 0.739 1878 EUR ARCH OTO-RHINO-L 0.701 0.679 0.673 0.684 1879 EUR ARCH PSY CLIN N 2.076 2.305 1.870 2.084 1880 EUR BIOPHYS J BIOPHY 1.508 1.769 1.931 1.736 1881 EUR CYTOKINE NETW 2.153 1.679 1.747 1.860 1882 EUR FOOD RES TECHNOL 1.021 1.220 1.084 1.108 1883 EUR HEART J 6.131 5.997 6.247 6.125 1884 EUR HEART J SUPPL 1.451 1.075 1.317 1.281 1885 EUR J AGRON 0.921 0.953 1.547 1.140 1886 EUR J ANAESTH 1.193 1.217 1.156 1.189 1887 EUR J APPL MATH 0.621 0.985 0.615 0.740 1888 EUR J APPL PHYSIOL 1.417 1.493 1.332 1.414 1889 EUR J BIOCHEM 2.999 3.001 3.260 3.087 1890 EUR J CANCER 3.562 3.694 3.302 3.519 1891 EUR J CANCER CARE 0.418 0.606 0.638 0.554 1892 EUR J CANCER PREV 1.685 1.673 1.785 1.714 1893 EUR J CARDIO-THORAC 1.451 1.465 1.616 1.511 1894 EUR J CARDIOV PREV R 3.000 3.000 1895 EUR J CELL BIOL 2.441 2.185 2.312 2.313 1896 EUR J CLIN INVEST 2.193 2.346 2.530 2.356 1897 EUR J CLIN MICROBIOL 1.333 1.477 1.742 1.517 1898 EUR J CLIN NUTR 1.943 1.864 2.132 1.980 1899 EUR J CLIN PHARMACOL 1.955 1.972 2.083 2.003

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1900 EUR J COMBIN 0.472 0.400 0.303 0.392 1901 EUR J CONTRACEP REPR 0.571 0.480 0.526 1902 EUR J CONTROL 0.542 0.829 0.617 0.663 1903 EUR J DERMATOL 0.807 0.987 0.908 0.901 1904 EUR J DRUG METAB PH 0.329 0.474 0.447 0.417 1905 EUR J ENDOCRINOL 2.560 2.941 3.140 2.880 1906 EUR J ENTOMOL 0.520 0.741 0.657 0.639 1907 EUR J EPIDEMIOL 0.517 0.972 0.902 0.797 1908 EUR J FOR RES 1909 EUR J GASTROEN HEPAT 1.337 1.578 1.843 1.586 1910 EUR J GYNAECOL ONCOL 0.395 0.547 0.509 0.484 1911 EUR J HAEMATOL 1.807 1.714 1.729 1.750 1912 EUR J HEART FAIL 2.134 2.938 2.796 2.623 1913 EUR J HISTOCHEM 1.507 1.041 0.845 1.131 1914 EUR J HORTIC SCI 0.071 0.071 1915 EUR J HUM GENET 3.136 3.669 2.741 3.182 1916 EUR J IMMUNOGENET 1.355 1.009 1.231 1.198 1917 EUR J IMMUNOL 4.832 4.536 5.005 4.791 1918 EUR J INFORM SYST 0.632 0.897 1.000 0.843 1919 EUR J INORG CHEM 2.526 2.482 2.336 2.448 1920 EUR J LIPID SCI TECH 1.218 0.924 1.232 1.125 1921 EUR J MASS SPECTROM 0.956 1.107 1.151 1.071 1922 EUR J MECH A-SOLID 0.950 1.000 0.862 0.937 1923 EUR J MECH B-FLUID 0.906 0.652 0.930 0.829 1924 EUR J MED CHEM 1.705 1.681 1.673 1.686 1925 EUR J MED RES 1.100 1.250 1.175 1926 EUR J MINERAL 1.335 1.185 1.207 1.242 1927 EUR J NEUROL 1.565 2.000 2.225 1.930 1928 EUR J NEUROSCI 4.163 3.872 3.820 3.952 1929 EUR J NUCL MED MOL I 3.568 3.324 3.935 3.609 1930 EUR J NUTR 1.644 1.684 2.098 1.809 1931 EUR J OBSTET GYN R B 0.854 1.002 0.955 0.937 1932 EUR J OPER RES 0.553 0.605 0.828 0.662 1933 EUR J OPHTHALMOL 0.483 0.519 0.534 0.512 1934 EUR J ORAL SCI 1.218 1.248 1.387 1.284 1935 EUR J ORG CHEM 2.195 2.227 2.426 2.283 1936 EUR J ORTHODONT 0.720 0.656 0.788 0.721 1937 EUR J PAIN 1.770 1.811 1.791 1938 EUR J PEDIATR 1.223 1.157 1.369 1.250 1939 EUR J PEDIATR SURG 0.425 0.516 0.535 0.492 1940 EUR J PHARM BIOPHARM 2.064 1.393 1.877 1.778 1941 EUR J PHARM SCI 2.436 2.248 1.949 2.211 1942 EUR J PHARMACOL 2.342 2.352 2.432 2.375 1943 EUR J PHYCOL 1.439 1.446 2.506 1.797 1944 EUR J PHYS 0.503 0.660 0.582 1945 EUR J PLANT PATHOL 1.475 1.259 1.384 1.373 1946 EUR J PROTISTOL 0.779 1.080 1.108 0.989 1947 EUR J PUBLIC HEALTH 0.624 1.281 1.051 0.985

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

1948 EUR J RADIOL 1.118 1.060 1.745 1.308 1949 EUR J SOIL BIOL 0.439 0.830 0.776 0.682 1950 EUR J SOIL SCI 1.452 1.623 1.267 1.447 1951 EUR J SURG 0.658 0.516 0.782 0.652 1952 EUR J SURG ONCOL 1.392 1.865 1.882 1.713 1953 EUR J VASC ENDOVASC 1.545 1.774 1.685 1.668 1954 EUR J WILDLIFE RES 1955 EUR NEUROL 1.104 1.042 1.312 1.153 1956 EUR NEUROPSYCHOPHARM 2.492 2.842 3.545 2.960 1957 EUR PHYS J A 1.657 2.097 1.614 1.789 1958 EUR PHYS J B 1.741 1.457 1.426 1.541 1959 EUR PHYS J C 6.162 3.580 3.486 4.409 1960 EUR PHYS J D 1.300 1.612 1.692 1.535 1961 EUR PHYS J E 2.188 2.445 1.903 2.179 1962 EUR PHYS J-APPL PHYS 0.683 0.699 0.745 0.709 1963 EUR POLYM J 0.952 1.086 1.419 1.152 1964 EUR PSYCHIAT 1.327 1.329 1.191 1.282 1965 EUR RADIOL 1.370 1.969 2.364 1.901 1966 EUR RESPIR J 2.931 2.999 3.096 3.009 1967 EUR REV AGRIC ECON 0.404 0.872 0.915 0.730 1968 EUR SPINE J 1.232 1.527 1.458 1.406 1969 EUR SURG RES 0.903 0.706 0.750 0.786 1970 EUR T ELECTR POWER 0.161 0.138 0.151 0.150 1971 EUR T TELECOMMUN 0.415 0.247 0.236 0.299 1972 EUR UROL 1.798 2.247 2.651 2.232 1973 EUR UROL SUPPL 2.701 2.701 1974 EURASIAN SOIL SCI+ 0.150 0.136 0.181 0.156 1975 EURASIP J APPL SIG P 0.583 0.583 1976 EUROPACE 0.971 1.089 1.176 1.079 1977 EUROPHYS LETT 2.360 2.075 2.120 2.185 1978 EVAL HEALTH PROF 0.519 0.981 1.000 0.833 1979 EVOL BIOL 1.333 3.500 2.417 1980 EVOL COMPUT 2.395 3.206 2.801 1981 EVOL DEV 3.588 3.247 2.726 3.187 1982 EVOL ECOL 1.520 2.043 3.215 2.259 1983 EVOL ECOL RES 1.382 1.587 1.548 1.506 1984 EVOL HUM BEHAV 2.980 2.222 2.523 2.575 1985 EVOLUTION 3.516 3.833 3.719 3.689 1986 EXERC SPORT SCI REV 2.349 2.349 1987 EXP AGING RES 0.667 0.704 1.250 0.874 1988 EXP AGR 0.406 0.397 0.438 0.414 1989 EXP ANIM TOKYO 0.642 0.496 0.650 0.596 1990 EXP APPL ACAROL 0.921 0.497 0.555 0.658 1991 EXP ASTRON 0.730 0.556 0.600 0.629 1992 EXP BIOL MED 1.481 2.460 2.369 2.103 1993 EXP BRAIN RES 2.300 2.302 2.304 2.302 1994 EXP CELL RES 4.712 3.949 4.007 4.223 1995 EXP CLIN ENDOCR DIAB 1.438 1.956 1.196 1.530

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1996 EXP CLIN PSYCHOPHARM 1.653 1.559 1.696 1.636 1997 EXP DERMATOL 2.303 2.040 1.707 2.017 1998 EXP EYE RES 1.969 2.611 2.846 2.475 1999 EXP FLUIDS 0.923 0.757 0.851 0.844 2000 EXP GERONTOL 3.535 2.857 2.880 3.091 2001 EXP HEAT TRANSFER 0.410 0.278 0.333 0.340 2002 EXP HEMATOL 3.366 4.012 4.681 4.020 2003 EXP LUNG RES 1.484 1.345 1.464 1.431 2004 EXP MATH 0.314 0.480 0.356 0.383 2005 EXP MECH 0.731 0.691 0.954 0.792 2006 EXP MOL MED 1.267 1.373 1.712 1.451 2007 EXP MOL PATHOL 1.611 1.727 1.649 1.662 2008 EXP NEPHROL 1.726 1.733 1.511 1.657 2009 EXP NEUROL 3.641 3.676 3.369 3.562 2010 EXP ONCOL 0.196 0.165 0.298 0.220 2011 EXP PARASITOL 1.232 1.119 1.347 1.233 2012 EXP PHYSIOL 1.695 1.220 1.833 1.583 2013 EXP TECHNIQUES 0.267 0.209 0.322 0.266 2014 EXP THERM FLUID SCI 0.685 0.492 0.813 0.663 2015 EXP TOXICOL PATHOL 0.554 1.018 0.552 0.708 2016 EXPERT OPIN BIOL TH 2.014 2.779 2.446 2.413 2017 EXPERT OPIN INV DRUG 3.044 3.117 3.588 3.250 2018 EXPERT OPIN THER PAT 1.369 1.642 1.460 1.490 2019 EXPERT SYST 0.257 0.385 0.104 0.249 2020 EXPERT SYST APPL 0.786 1.067 1.247 1.033 2021 EXTREMOPHILES 2.165 1.955 1.897 2.006 2022 EYE 1.208 1.308 1.496 1.337 2023 FACIES 0.364 0.793 0.857 0.671 2024 FAM MED 1.231 1.025 1.160 1.139 2025 FAM PRACT 1.061 1.023 1.296 1.127 2026 FARADAY DISCUSS 2.341 3.140 3.811 3.097 2027 FASEB J 7.252 7.172 6.820 7.081 2028 FATIGUE FRACT ENG M 0.701 0.706 0.673 0.693 2029 FEBS LETT 3.912 3.609 3.843 3.788 2030 FEMS IMMUNOL MED MIC 1.779 1.789 1.814 1.794 2031 FEMS MICROBIOL ECOL 2.589 2.947 2.769 2.768 2032 FEMS MICROBIOL LETT 1.804 1.932 1.840 1.859 2033 FEMS MICROBIOL REV 9.597 10.160 8.703 9.487 2034 FEMS YEAST RES 2.284 2.284 2035 FERROELECTRICS 0.408 0.406 0.517 0.444 2036 FERROELECTRICS LETT 0.568 0.556 0.480 0.535 2037 FERTIL STERIL 3.202 3.483 3.170 3.285 2038 FETAL DIAGN THER 1.053 1.093 0.731 0.959 2039 FEW-BODY SYST 1.773 1.034 1.948 1.585 2040 FIBER INTEGRATED OPT 0.535 0.551 0.420 0.502 2041 FIBER POLYM 0.508 0.508 2042 FIBONACCI QUART 0.171 0.180 0.134 0.162 2043 FIBRE CHEM+ 0.332 0.224 0.291 0.282

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2044 FIBRES TEXT EAST EUR 0.148 0.160 0.225 0.178 2045 FIELD CROP RES 1.302 1.027 1.243 1.191 2046 FILTR SEPARAT 0.088 0.127 0.130 0.115 2047 FINANC STOCH 1.471 1.471 2048 FINITE ELEM ANAL DES 0.632 0.843 0.620 0.698 2049 FINITE FIELDS TH APP 0.364 0.443 0.542 0.450 2050 FIRE MATER 0.562 0.322 0.463 0.449 2051 FIRE SAFETY J 0.421 0.610 0.500 0.510 2052 FIRE TECHNOL 0.121 0.071 0.163 0.118 2053 FISH B-NOAA 0.934 0.681 1.032 0.882 2054 FISH OCEANOGR 3.294 1.333 1.662 2.096 2055 FISH PATHOL 1.065 0.462 0.875 0.801 2056 FISH PHYSIOL BIOCHEM 0.920 0.778 0.399 0.699 2057 FISH RES 1.079 0.956 0.932 0.989 2058 FISH SHELLFISH IMMUN 1.851 1.570 2.149 1.857 2059 FISHERIES 1.010 1.593 1.583 1.395 2060 FISHERIES MANAG ECOL 0.341 0.475 0.471 0.429 2061 FISHERIES SCI 0.532 0.711 0.658 0.634 2062 FITOTERAPIA 0.584 0.848 1.042 0.825 2063 FLA ENTOMOL 0.309 0.491 0.786 0.529 2064 FLAVOUR FRAG J 0.639 0.648 0.623 0.637 2065 FLEISCHWIRTSCHAFT 0.257 0.223 0.167 0.216 2066 FLORA 1.132 0.882 1.124 1.046 2067 FLOW MEAS INSTRUM 0.286 0.425 0.569 0.427 2068 FLOW TURBUL COMBUST 0.596 0.652 0.409 0.552 2069 FLUID DYN RES 0.567 0.766 0.620 0.651 2070 FLUID PHASE EQUILIBR 1.011 1.165 1.356 1.177 2071 FLUORIDE 0.674 0.907 1.783 1.121 2072 FOLIA BIOL-KRAKOW 0.441 0.286 0.343 0.357 2073 FOLIA BIOL-PRAGUE 0.615 0.527 0.507 0.550 2074 FOLIA GEOBOT 0.564 1.057 0.968 0.863 2075 FOLIA HISTOCHEM CYTO 0.526 0.475 0.672 0.558 2076 FOLIA MICROBIOL 0.979 0.857 1.034 0.957 2077 FOLIA NEUROPATHOL 0.394 0.521 0.507 0.474 2078 FOLIA PARASIT 0.515 0.469 0.837 0.607 2079 FOLIA PHONIATR LOGO 0.379 0.561 0.493 0.478 2080 FOLIA PRIMATOL 0.729 0.818 0.913 0.820 2081 FOLIA ZOOL 0.234 0.494 0.536 0.421 2082 FOOD ADDIT CONTAM 1.599 1.462 1.698 1.586 2083 FOOD AGR IMMUNOL 0.808 0.655 0.491 0.651 2084 FOOD AUST 0.126 0.158 0.180 0.155 2085 FOOD BIOPROD PROCESS 0.333 0.697 0.361 0.464 2086 FOOD BIOTECHNOL 0.850 0.400 1.033 0.761 2087 FOOD CHEM 1.396 1.204 1.535 1.378 2088 FOOD CHEM TOXICOL 1.693 1.898 2.341 1.977 2089 FOOD CONTROL 0.576 0.744 1.132 0.817 2090 FOOD DRUG LAW J 0.582 0.404 0.485 0.490 2091 FOOD HYDROCOLLOID 1.577 1.727 1.864 1.723

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2092 FOOD MICROBIOL 0.953 1.049 1.105 1.036 2093 FOOD POLICY 0.458 0.692 0.532 0.561 2094 FOOD QUAL PREFER 0.839 1.137 1.303 1.093 2095 FOOD RES INT 1.135 0.934 1.332 1.134 2096 FOOD REV INT 1.516 1.303 0.826 1.215 2097 FOOD SCI TECHNOL INT 0.409 0.587 0.571 0.522 2098 FOOD SCI TECHNOL RES 0.318 0.318 2099 FOOD TECHNOL BIOTECH 0.302 0.253 0.475 0.343 2100 FOOD TECHNOL-CHICAGO 0.770 0.936 1.028 0.911 2101 FOOT ANKLE INT 0.690 0.687 0.829 0.735 2102 FORENSIC SCI INT 1.023 1.616 1.388 1.342 2103 FOREST CHRON 0.497 0.529 0.416 0.481 2104 FOREST ECOL MANAG 1.128 1.207 1.522 1.286 2105 FOREST PATHOL 0.397 0.971 0.643 0.670 2106 FOREST POLICY ECON 0.129 0.258 0.194 2107 FOREST PROD J 0.421 0.399 0.471 0.430 2108 FOREST SCI 0.965 0.912 1.107 0.995 2109 FORESTRY 0.464 0.559 0.536 0.520 2110 FORM METHOD SYST DES 0.465 1.458 0.688 0.870 2111 FORMULARY 0.432 0.200 0.376 0.336 2112 FORSCH INGENIEURWES 0.283 0.116 0.213 0.204 2113 FORSCH KOMP KLAS NAT 0.646 0.308 0.485 0.480 2114 FORSTWISS CENTRALBL 0.603 0.397 0.529 0.510 2115 FORTSCHR NEUROL PSYC 0.542 0.839 0.752 0.711 2116 FORTSCHR PHYS 1.366 0.671 0.680 0.906 2117 FORUM MATH 0.421 0.558 0.587 0.522 2118 FOUND COMPUT MATH 1.067 1.867 1.500 1.478 2119 FOUND PHYS 0.443 0.601 0.575 0.540 2120 FOUND PHYS LETT 0.495 0.378 0.352 0.408 2121 FRACTALS 0.682 0.795 0.484 0.654 2122 FREE RADICAL BIO MED 5.533 5.063 5.625 5.407 2123 FREE RADICAL RES 2.523 2.743 2.744 2.670 2124 FREQUENZ 0.173 0.330 0.099 0.201 2125 FRESEN ENVIRON BULL 0.309 0.325 0.480 0.371 2126 FRESHWATER BIOL 1.595 1.936 2.205 1.912 2127 FRONT BIOSCI 3.063 3.603 3.226 3.297 2128 FRONT ECOL ENVIRON 3.362 3.362 2129 FRONT HORM RES 0.941 0.510 0.480 0.644 2130 FRONT NEUROENDOCRIN 11.136 8.870 9.500 9.835 2131 FUEL 1.000 1.167 1.368 1.178 2132 FUEL PROCESS TECHNOL 0.872 0.823 1.149 0.948 2133 FUJITSU SCI TECH J 0.446 0.491 0.300 0.412 2134 FULLER NANOTUB CAR N 1.433 1.117 1.275 2135 FUNCT ANAL APPL+ 0.330 0.291 0.406 0.342 2136 FUNCT ECOL 2.417 2.351 2.718 2.495 2137 FUNCT NEUROL 0.402 0.375 0.386 0.388 2138 FUNCT PLANT BIOL 1.747 2.075 1.911 2139 FUND CLIN PHARMACOL 1.052 1.037 1.711 1.267

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2140 FUND INFORM 0.691 0.785 0.738 2141 FUND MATH 0.307 0.391 0.394 0.364 2142 FUNGAL DIVERS 1.437 1.889 1.663 2143 FUNGAL GENET BIOL 3.243 2.746 3.051 3.013 2144 FUSION ENG DES 0.792 0.753 0.644 0.730 2145 FUSION SCI TECHNOL 1.000 0.513 0.513 0.675 2146 FUTURE GENER COMP SY 0.006 0.007 0.528 0.180 2147 FUZZY SET SYST 0.550 0.577 0.734 0.620 2148 GAIT POSTURE 1.753 1.585 1.725 1.688 2149 GARTENBAUWISSENSCHAF 0.310 0.244 0.263 0.272 2150 GASTROEN CLIN BIOL 0.948 0.884 0.816 0.883 2151 GASTROENTEROL CLIN N 1.536 1.684 1.685 1.635 2152 GASTROENTEROLOGY 13.440 12.718 13.092 13.083 2153 GASTROINTEST ENDOSC 3.037 3.328 3.483 3.283 2154 GEBURTSH FRAUENHEILK 0.724 0.726 0.626 0.692 2155 GEMATOL TRANSFUZIOL 0.091 0.064 0.058 0.071 2156 GEN COMP ENDOCR 1.844 1.736 1.751 1.777 2157 GEN HOSP PSYCHIAT 1.542 1.703 1.706 1.650 2158 GEN PHYSIOL BIOPHYS 0.719 0.794 0.694 0.736 2159 GEN RELAT GRAVIT 1.220 1.214 1.178 1.204 2160 GENE 2.778 2.754 2.705 2.746 2161 GENE CHROMOSOME CANC 4.199 4.192 4.276 4.222 2162 GENE DEV 18.772 17.013 16.385 17.390 2163 GENE EXPRESSION 3.958 2.667 2.293 2.973 2164 GENE THER 5.616 5.293 4.977 5.295 2165 GENES BRAIN BEHAV 2.864 3.846 3.355 2166 GENES CELLS 4.337 4.402 4.064 4.268 2167 GENES GENET SYST 0.978 0.802 1.118 0.966 2168 GENES IMMUN 3.060 3.637 3.718 3.472 2169 GENESIS 3.681 2.930 2.491 3.034 2170 GENET COUNSEL 0.586 0.417 0.321 0.441 2171 GENET ENG NEWS 0.114 0.094 0.054 0.087 2172 GENET EPIDEMIOL 1.738 2.265 3.038 2.347 2173 GENET MED 2.645 3.679 3.805 3.376 2174 GENET MOL BIOL 0.260 0.310 0.316 0.295 2175 GENET RES 2.244 2.490 1.978 2.237 2176 GENET RESOUR CROP EV 0.579 0.573 1.461 0.871 2177 GENET SEL EVOL 0.832 1.308 1.645 1.262 2178 GENET TEST 1.531 1.121 0.972 1.208 2179 GENETICA 1.063 2.057 2.085 1.735 2180 GENETICS 4.483 4.276 4.138 4.299 2181 GENOME 1.815 1.861 2.100 1.925 2182 GENOME RES 9.863 9.635 10.382 9.960 2183 GENOMICS 3.483 3.488 3.840 3.604 2184 GEO-MAR LETT 0.922 0.950 0.859 0.910 2185 GEOARCHAEOLOGY 0.696 0.694 0.695 2186 GEOBIOS-LYON 0.410 0.627 0.677 0.571 2187 GEOCHEM GEOPHY GEOSY 2.623 2.570 2.597

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2188 GEOCHEM INT+ 0.067 0.350 0.306 0.241 2189 GEOCHEM J 0.696 0.813 0.759 0.756 2190 GEOCHEM T 1.941 1.941 2191 GEOCHIM COSMOCHIM AC 2.756 3.465 3.811 3.344 2192 GEODERMA 1.348 1.152 1.345 1.282 2193 GEODIN ACTA 0.978 1.429 1.188 1.198 2194 GEOFLUIDS 1.550 1.550 2195 GEOGR ANN A 1.021 0.349 0.520 0.630 2196 GEOINFORMATICA 0.839 0.613 0.726 2197 GEOL CARPATH 0.147 0.397 0.494 0.346 2198 GEOL GEOFIZ+ 0.716 0.716 2199 GEOL J 0.952 0.929 0.711 0.864 2200 GEOL MAG 1.671 1.488 1.188 1.449 2201 GEOL MIJNBOUW-N J G 0.581 0.458 0.943 0.661 2202 GEOL ORE DEPOSIT+ 0.623 0.456 0.515 0.531 2203 GEOL SOC AM BULL 2.097 2.206 2.381 2.228 2204 GEOLOGY 2.649 3.065 2.925 2.880 2205 GEOM FUNCT ANAL 0.838 0.882 0.889 0.870 2206 GEOMAGN AERONOMY+ 0.426 0.342 0.529 0.432 2207 GEOMETRIAE DEDICATA 0.277 0.313 0.433 0.341 2208 GEOMICROBIOL J 1.568 2.145 2.580 2.098 2209 GEOMORPHOLOGY 1.669 1.306 1.591 1.522 2210 GEOPHYS ASTRO FLUID 0.780 0.881 0.829 0.830 2211 GEOPHYS J INT 1.277 1.636 2.014 1.642 2212 GEOPHYS PROSPECT 0.789 0.464 0.649 0.634 2213 GEOPHYS RES LETT 2.150 2.422 2.378 2.317 2214 GEOPHYSICS 0.834 0.589 1.087 0.837 2215 GEOSCI CAN 0.559 0.371 0.280 0.403 2216 GEOSTAND GEOANAL RES 2217 GEOSTANDARD NEWSLETT 2.361 2.410 1.829 2.200 2218 GEOSYNTH INT 0.250 0.889 0.641 0.593 2219 GEOTECH TEST J 0.267 0.294 0.360 0.307 2220 GEOTECHNIQUE 0.844 0.520 0.849 0.738 2221 GEOTEXT GEOMEMBRANES 0.404 0.646 0.837 0.629 2222 GEOTHERMICS 0.594 0.469 0.183 0.415 2223 GEOTIMES 0.265 0.191 0.121 0.192 2224 GERIATR NURS 0.168 0.243 0.393 0.268 2225 GERIATRICS 0.899 0.586 0.716 0.734 2226 GERONTOLOGY 1.480 1.600 1.310 1.463 2227 GFF 0.331 0.630 0.500 0.487 2228 GLASGOW MATH J 0.275 0.295 0.240 0.270 2229 GLASS CERAM+ 0.154 0.132 0.244 0.177 2230 GLASS PHYS CHEM+ 0.232 0.368 0.261 0.287 2231 GLASS SCI TECHNOL 0.170 0.173 0.241 0.195 2232 GLASS TECHNOL 0.345 0.371 0.347 0.354 2233 GLIA 4.600 4.677 4.781 4.686 2234 GLOBAL BIOGEOCHEM CY 3.957 3.383 2.864 3.401 2235 GLOBAL CHANGE BIOL 3.398 4.152 4.333 3.961

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2236 GLOBAL ECOL BIOGEOGR 1.700 2.054 3.242 2.332 2237 GLOBAL ENVIRON CHANG 0.936 1.708 1.375 1.340 2238 GLOBAL PLANET CHANGE 1.262 1.993 1.895 1.717 2239 GLYCOBIOLOGY 3.457 3.490 4.102 3.683 2240 GLYCOCONJUGATE J 1.669 0.728 0.737 1.045 2241 GOLD BULL 2.333 1.885 2.136 2.118 2242 GONDWANA RES 0.452 1.208 0.933 0.864 2243 GRAEF ARCH CLIN EXP 1.191 1.279 1.513 1.328 2244 GRANA 0.540 0.482 0.571 0.531 2245 GRANUL MATTER 0.655 1.135 1.897 1.229 2246 GRAPH COMBINATOR 0.165 0.159 0.235 0.186 2247 GRAPH MODELS 0.744 0.605 0.595 0.648 2248 GRASAS ACEITES 0.286 0.351 0.232 0.290 2249 GRASS FORAGE SCI 0.573 0.800 0.618 0.664 2250 GREAT LAKES ENTOMOL 0.027 0.000 0.167 0.065 2251 GREEN CHEM 2.547 2.820 3.503 2.957 2252 GROUND WATER 1.119 1.116 1.041 1.092 2253 GROUND WATER MONIT R 0.421 0.570 0.507 0.499 2254 GROWTH DEVELOP AGING 0.545 0.353 0.571 0.490 2255 GROWTH FACTORS 1.625 1.652 1.943 1.740 2256 GROWTH HORM IGF RES 1.592 2.169 1.782 1.848 2257 GUT 6.323 5.883 6.601 6.269 2258 GYNAECOL ENDOSC 0.407 0.303 0.284 0.331 2259 GYNECOL ENDOCRINOL 0.899 0.870 1.242 1.004 2260 GYNECOL OBSTET INVES 0.728 0.812 0.867 0.802 2261 GYNECOL ONCOL 2.115 2.341 2.083 2.180 2262 HAEMATOLOGIA 0.293 0.185 0.203 0.227 2263 HAEMATOLOGICA 3.226 3.453 4.192 3.624 2264 HAEMOPHILIA 1.113 1.560 2.078 1.584 2265 HAND CLIN 0.607 0.347 0.405 0.453 2266 HARVEY LECT 0.357 0.071 0.000 0.143 2267 HASTINGS CENT REP 1.043 0.988 1.086 1.039 2268 HAUTARZT 0.426 0.521 0.461 0.469 2269 HEAD NECK-J SCI SPEC 1.720 1.805 2.220 1.915 2270 HEADACHE 2.483 2.470 2.307 2.420 2271 HEADACHE Q-CURR TREA 0.304 0.167 0.083 0.185 2272 HEALTH AFFAIR 2.867 3.673 3.369 3.303 2273 HEALTH ECON 1.713 1.775 1.591 1.693 2274 HEALTH PHYS 0.948 0.777 0.796 0.840 2275 HEALTH POLICY 0.877 0.754 1.201 0.944 2276 HEALTH POLICY PLANN 0.790 1.145 1.343 1.093 2277 HEALTH SERV RES 2.338 2.275 2.220 2.278 2278 HEARING RES 1.969 1.502 1.578 1.683 2279 HEART 2.791 3.160 3.271 3.074 2280 HEART LUNG 0.862 0.936 0.951 0.916 2281 HEART RHYTHM 2282 HEART SURG FORUM 1.058 0.897 1.077 1.011 2283 HEART VESSELS 0.684 0.426 0.829 0.646

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2284 HEAT MASS TRANSFER 0.477 0.574 0.368 0.473 2285 HEAT TRANSFER ENG 0.847 0.531 0.632 0.670 2286 HEAT TREAT MET-UK 0.207 0.207 0.321 0.245 2287 HEAVY VEH SYST 0.028 0.343 0.211 0.194 2288 HELGOLAND MAR RES 1.000 0.836 0.861 0.899 2289 HELICOBACTER 2.482 2.624 2.313 2.473 2290 HELMINTHOLOGIA 0.646 0.474 0.365 0.495 2291 HELV CHIM ACTA 1.949 1.861 1.833 1.881 2292 HEMATOL ONCOL 1.650 3.105 2.393 2.383 2293 HEMATOL ONCOL CLIN N 2.096 1.267 1.434 1.599 2294 HEMOGLOBIN 0.570 0.505 0.360 0.478 2295 HEPATO-GASTROENTEROL 0.833 0.837 0.696 0.789 2296 HEPATOL RES 0.800 0.991 1.173 0.988 2297 HEPATOLOGY 9.825 9.503 10.416 9.915 2298 HEREDITAS 0.530 0.564 0.690 0.595 2299 HEREDITY 1.687 1.986 2.016 1.896 2300 HERPETOL J 0.612 0.608 0.434 0.551 2301 HERPETOL MONOGR 1.556 1.000 2.100 1.552 2302 HERPETOLOGICA 0.839 0.946 0.684 0.823 2303 HERZ 0.906 0.579 0.960 0.815 2304 HETEROATOM CHEM 0.897 0.825 0.830 0.851 2305 HETEROCYCL COMMUN 0.326 0.342 0.401 0.356 2306 HETEROCYCLES 1.045 1.082 1.064 1.064 2307 HIGH ALT MED BIOL 1.769 1.538 1.654 2308 HIGH ENERG CHEM+ 0.586 0.707 0.358 0.550 2309 HIGH ENERG PHYS NUC 0.248 0.285 0.379 0.304 2310 HIGH PERFORM POLYM 0.597 0.936 0.552 0.695 2311 HIGH PRESSURE RES 0.414 0.440 0.504 0.453 2312 HIGH TEMP MAT PR-ISR 0.333 0.202 0.325 0.287 2313 HIGH TEMP MATER P-US 0.225 0.116 0.194 0.178 2314 HIGH TEMP+ 0.352 0.496 0.332 0.393 2315 HIGH TEMP-HIGH PRESS 0.409 0.323 0.342 0.358 2316 HIPPOCAMPUS 3.421 3.901 4.516 3.946 2317 HIST HUM SCI 0.207 0.520 0.298 0.342 2318 HIST MATH 0.200 0.250 0.424 0.291 2319 HIST PHIL LIFE SCI 0.071 0.045 0.049 0.055 2320 HIST PHILOS LOGIC 0.043 0.304 0.077 0.141 2321 HIST SCI 0.257 0.528 0.342 0.376 2322 HIST STUD PHYS BIOL 0.222 0.214 0.143 0.193 2323 HISTOCHEM CELL BIOL 2.054 2.581 2.594 2.410 2324 HISTOCHEM J 1.150 0.671 0.928 0.916 2325 HISTOL HISTOPATHOL 1.881 1.830 1.931 1.881 2326 HISTOPATHOLOGY 2.869 2.952 2.955 2.925 2327 HNO 0.507 0.473 0.514 0.498 2328 HOLOCENE 1.852 2.281 2.311 2.148 2329 HOLZ ROH WERKST 0.242 0.398 0.353 0.331 2330 HOLZFORSCHUNG 0.816 0.798 0.939 0.851 2331 HORM BEHAV 2.822 3.222 3.649 3.231

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2332 HORM METAB RES 1.608 1.669 1.946 1.741 2333 HORM RES 1.231 1.591 1.561 1.461 2334 HORTSCIENCE 0.570 0.546 0.497 0.538 2335 HORTTECHNOLOGY 0.460 0.587 0.524 2336 HOSP MED 0.328 0.208 0.241 0.259 2337 HOUILLE BLANCHE 0.012 0.029 0.057 0.033 2338 HOUSTON J MATH 0.193 0.291 0.306 0.263 2339 HUM BIOL 1.242 0.960 1.211 1.138 2340 HUM BRAIN MAPP 5.076 6.058 4.815 5.316 2341 HUM ECOL RISK ASSESS 0.849 0.731 0.778 0.786 2342 HUM EXP TOXICOL 0.954 0.990 1.176 1.040 2343 HUM FACTOR ERGON MAN 0.413 0.333 0.356 0.367 2344 HUM FACTORS 0.786 0.660 0.747 0.731 2345 HUM GENE THER 5.132 4.965 4.857 4.985 2346 HUM GENET 3.429 4.022 4.328 3.926 2347 HUM GENOME NEWS 0.041 0.021 0.062 0.041 2348 HUM HERED 1.821 2.258 3.176 2.418 2349 HUM IMMUNOL 2.573 2.619 2.664 2.619 2350 HUM MOL GENET 8.726 8.597 7.801 8.375 2351 HUM MOVEMENT SCI 0.987 1.400 1.089 1.159 2352 HUM MUTAT 6.894 6.328 6.845 6.689 2353 HUM PATHOL 3.049 3.685 3.369 3.368 2354 HUM PSYCHOPHARM CLIN 1.215 1.413 1.221 1.283 2355 HUM REPROD 3.253 3.125 3.365 3.248 2356 HUM REPROD UPDATE 3.710 3.731 4.194 3.878 2357 HUM-COMPUT INTERACT 2.310 3.333 4.778 3.474 2358 HVAC&R RES 0.630 0.755 0.370 0.585 2359 HYBRIDOMA HYBRIDOM 0.273 0.447 0.339 0.353 2360 HYDROBIOLOGIA 0.694 0.720 0.653 0.689 2361 HYDROCARB PROCESS 0.191 0.275 0.150 0.205 2362 HYDROGEOL J 0.905 0.851 0.948 0.901 2363 HYDROL EARTH SYST SC 0.843 0.948 1.412 1.068 2364 HYDROL PROCESS 1.081 1.242 1.457 1.260 2365 HYDROLOG SCI J 1.200 0.885 1.326 1.137 2366 HYDROMETALLURGY 1.087 1.140 1.088 1.105 2367 HYPERFINE INTERACT 0.533 0.440 0.358 0.444 2368 HYPERTENS PREGNANCY 1.217 0.979 1.353 1.183 2369 HYPERTENS RES 2.014 2.013 1.731 1.919 2370 HYPERTENSION 5.013 5.630 5.342 5.328 2371 IAU SYMP 0.383 0.237 0.314 0.311 2372 IAWA J 0.677 0.667 0.734 0.693 2373 IBIS 0.921 1.139 1.206 1.089 2374 IBM J RES DEV 3.700 3.606 2.266 3.191 2375 IBM SYST J 1.128 1.970 1.636 1.578 2376 ICARUS 3.009 2.611 3.074 2.898 2377 ICES J MAR SCI 1.762 1.063 1.105 1.310 2378 ICGA J 0.784 0.583 0.757 0.708 2379 ICHTHYOL RES 0.522 0.575 0.508 0.535

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2380 IEE P-CIRC DEV SYST 0.280 0.485 0.496 0.420 2381 IEE P-COMMUN 0.226 0.298 0.195 0.240 2382 IEE P-COMPUT DIG T 0.412 0.258 0.269 0.313 2383 IEE P-CONTR THEOR AP 0.449 0.745 0.612 0.602 2384 IEE P-ELECT POW APPL 0.441 0.520 0.324 0.428 2385 IEE P-GENER TRANSM D 0.282 0.341 0.299 0.307 2386 IEE P-MICROW ANTEN P 0.316 0.477 0.400 0.398 2387 IEE P-OPTOELECTRON 0.492 1.034 0.900 0.809 2388 IEE P-RADAR SON NAV 0.573 0.535 0.299 0.469 2389 IEE P-SCI MEAS TECH 0.389 0.321 0.295 0.335 2390 IEE P-VIS IMAGE SIGN 0.364 0.346 0.330 0.347 2391 IEE PROC-SOFTW 0.466 0.466 2392 IEE REV 0.192 0.194 0.085 0.157 2393 IEEE ACM T NETWORK 2.408 2.638 2.851 2.632 2394 IEEE AERO EL SYS MAG 0.130 0.126 0.168 0.141 2395 IEEE ANN HIST COMPUT 0.222 0.127 0.320 0.223 2396 IEEE ANTENNAS PROPAG 0.625 0.831 1.154 0.870 2397 IEEE CIRCUITS DEVICE 1.171 0.955 1.115 1.080 2398 IEEE COMMUN LETT 1.220 1.196 0.922 1.113 2399 IEEE COMMUN MAG 3.165 2.406 2.359 2.643 2400 IEEE COMPUT APPL POW 0.309 0.218 0.407 0.311 2401 IEEE COMPUT GRAPH 1.193 1.911 1.602 1.569 2402 IEEE CONTR SYST MAG 2.473 2.413 1.803 2.230 2403 IEEE DES TEST COMPUT 1.145 1.423 0.908 1.159 2404 IEEE ELECTR DEVICE L 2.440 2.732 2.538 2.570 2405 IEEE ELECTR INSUL M 0.396 0.400 0.255 0.350 2406 IEEE ENG MED BIOL 0.968 0.649 1.278 0.965 2407 IEEE IND APPL MAG 0.481 0.517 0.391 0.463 2408 IEEE INSTRU MEAS MAG 0.569 0.574 0.435 0.526 2409 IEEE INTELL SYST 1.905 3.725 2.860 2.830 2410 IEEE INTERNET COMPUT 1.024 2.579 2.554 2.052 2411 IEEE J OCEANIC ENG 0.700 0.550 1.159 0.803 2412 IEEE J QUANTUM ELECT 2.097 2.716 3.675 2.829 2413 IEEE J SEL AREA COMM 2.316 1.967 2.640 2.308 2414 IEEE J SEL TOP QUANT 2.446 2.709 3.048 2.734 2415 IEEE J SOLID-ST CIRC 1.605 2.035 1.756 1.799 2416 IEEE MICRO 1.065 1.059 1.190 1.105 2417 IEEE MICROW WIREL CO 1.233 1.457 1.003 1.231 2418 IEEE MULTIMEDIA 0.481 1.151 1.243 0.958 2419 IEEE NETWORK 3.400 3.871 2.667 3.313 2420 IEEE PHOTONIC TECH L 2.100 2.258 2.552 2.303 2421 IEEE ROBOT AUTOM MAG 0.865 1.103 0.826 0.931 2422 IEEE SIGNAL PROC LET 0.824 0.854 0.995 0.891 2423 IEEE SIGNAL PROC MAG 3.298 4.241 3.707 3.749 2424 IEEE SOFTWARE 1.068 1.106 1.481 1.218 2425 IEEE SPECTRUM 0.848 0.747 0.841 0.812 2426 IEEE T ADV PACKAGING 0.947 1.070 1.025 1.014 2427 IEEE T AERO ELEC SYS 0.737 0.697 1.005 0.813

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2428 IEEE T ANTENN PROPAG 0.944 0.941 0.921 0.935 2429 IEEE T APPL SUPERCON 1.266 1.223 0.984 1.158 2430 IEEE T AUTOMAT CONTR 1.553 1.896 1.545 1.665 2431 IEEE T BIO-MED ENG 1.665 1.398 1.815 1.626 2432 IEEE T BROADCAST 0.556 0.423 0.702 0.560 2433 IEEE T CIRC SYST VID 1.496 1.942 1.842 1.760 2434 IEEE T CIRCUITS-I 0.956 1.061 0.933 0.983 2435 IEEE T CIRCUITS-II 0.510 0.681 0.420 0.537 2436 IEEE T COMMUN 1.562 1.665 1.455 1.561 2437 IEEE T COMPON PACK T 0.577 0.790 0.536 0.634 2438 IEEE T COMPUT 1.484 1.919 2.419 1.941 2439 IEEE T COMPUT AID D 1.047 1.071 0.913 1.010 2440 IEEE T CONSUM ELECTR 0.498 0.428 0.423 0.450 2441 IEEE T CONTR SYST T 1.241 1.157 0.923 1.107 2442 IEEE T DIELECT EL IN 0.860 0.584 0.872 0.772 2443 IEEE T EDUC 0.454 0.426 0.526 0.469 2444 IEEE T ELECTROMAGN C 0.649 0.809 0.774 0.744 2445 IEEE T ELECTRON DEV 1.936 2.215 2.036 2.062 2446 IEEE T ELECTRON PACK 0.432 0.556 0.939 0.642 2447 IEEE T ENERGY CONVER 0.434 0.587 0.722 0.581 2448 IEEE T ENG MANAGE 0.493 0.681 0.573 0.582 2449 IEEE T EVOLUT COMPUT 1.486 2.713 3.688 2.629 2450 IEEE T FUZZY SYST 1.324 1.690 1.373 1.462 2451 IEEE T GEOSCI REMOTE 1.603 1.867 1.467 1.646 2452 IEEE T IMAGE PROCESS 2.553 2.642 2.011 2.402 2453 IEEE T IND APPL 0.764 0.783 0.987 0.845 2454 IEEE T IND ELECTRON 0.560 0.816 0.976 0.784 2455 IEEE T INF TECHNOL B 1.118 1.274 1.575 1.322 2456 IEEE T INFORM THEORY 2.045 2.245 2.029 2.106 2457 IEEE T INSTRUM MEAS 0.592 0.703 0.446 0.580 2458 IEEE T INTELL TRANSP 0.776 1.104 0.940 2459 IEEE T KNOWL DATA EN 1.055 1.223 1.243 1.174 2460 IEEE T MAGN 1.016 1.006 0.837 0.953 2461 IEEE T MED IMAGING 2.911 3.755 3.922 3.529 2462 IEEE T MICROW THEORY 1.511 1.584 1.543 1.546 2463 IEEE T MULTIMEDIA 2.253 1.634 1.944 2464 IEEE T NANOTECHNOL 2.088 3.176 2.632 2465 IEEE T NEUR SYS REH 0.744 1.270 1.654 1.223 2466 IEEE T NEURAL NETWOR 1.404 1.666 2.178 1.749 2467 IEEE T NUCL SCI 1.431 1.119 1.737 1.429 2468 IEEE T PARALL DISTR 0.819 1.183 1.190 1.064 2469 IEEE T PATTERN ANAL 2.923 3.823 4.352 3.699 2470 IEEE T PLASMA SCI 1.170 0.840 1.042 1.017 2471 IEEE T POWER DELIVER 0.317 0.521 0.528 0.455 2472 IEEE T POWER ELECTR 0.889 0.986 1.202 1.026 2473 IEEE T POWER SYST 0.667 0.824 0.821 0.771 2474 IEEE T RELIAB 0.522 0.444 0.828 0.598 2475 IEEE T ROBOTIC AUTOM 1.048 2.103 2.126 1.759

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2476 IEEE T SEMICONDUCT M 1.031 0.785 0.620 0.812 2477 IEEE T SIGNAL PROCES 1.159 1.458 1.755 1.457 2478 IEEE T SOFTWARE ENG 1.170 1.730 1.503 1.468 2479 IEEE T SPEECH AUDI P 0.681 0.946 0.657 0.761 2480 IEEE T SYST MAN CY A 0.528 0.578 0.555 0.554 2481 IEEE T SYST MAN CY B 0.630 1.029 1.052 0.904 2482 IEEE T SYST MAN CY C 0.288 0.776 0.482 0.515 2483 IEEE T ULTRASON FERR 1.595 1.421 1.545 1.520 2484 IEEE T VEH TECHNOL 1.220 0.861 0.611 0.897 2485 IEEE T VIS COMPUT GR 1.741 1.754 1.694 1.730 2486 IEEE T VLSI SYST 0.859 0.866 0.793 0.839 2487 IEEE T WIREL COMMUN 1.232 1.649 1.441 2488 IEEE TECHNOL SOC MAG 0.357 0.359 0.311 0.342 2489 IEEE WIREL COMMUN 1.583 2.189 1.886 2490 IEEE-ASME T MECH 0.544 0.716 0.652 0.637 2491 IEICE T COMMUN 0.487 0.436 0.330 0.418 2492 IEICE T ELECTRON 0.571 0.530 0.425 0.509 2493 IEICE T FUND ELECTR 0.336 0.374 0.318 0.343 2494 IEICE T INF SYST 0.148 0.249 0.274 0.224 2495 IETE J RES 0.038 0.029 0.075 0.047 2496 IETE TECH REV 0.019 0.122 0.092 0.078 2497 IIE SOLUTIONS 0.068 0.058 0.108 0.078 2498 IIE TRANS 0.523 0.541 0.503 0.522 2499 ILLINOIS J MATH 0.267 0.312 0.380 0.320 2500 IMA J APPL MATH 0.780 0.404 0.627 0.604 2501 IMA J NUMER ANAL 0.597 0.845 0.750 0.731 2502 IMAGE VISION COMPUT 1.029 1.169 1.159 1.119 2503 IMAGING SCI J 0.163 0.237 0.463 0.288 2504 IMMUNITY 17.468 16.016 15.448 16.311 2505 IMMUNOBIOLOGY 1.319 1.773 2.274 1.789 2506 IMMUNOGENETICS 2.475 2.690 2.875 2.680 2507 IMMUNOL ALLERGY CLIN 0.316 0.731 0.889 0.645 2508 IMMUNOL CELL BIOL 2.494 2.531 2.618 2.548 2509 IMMUNOL INVEST 1.600 0.886 1.190 1.225 2510 IMMUNOL LETT 1.847 1.710 2.136 1.898 2511 IMMUNOL RES 2.391 2.172 2.052 2.205 2512 IMMUNOL REV 7.409 7.052 7.878 7.446 2513 IMMUNOLOGY 2.729 2.853 2.965 2.849 2514 IMMUNOPHARM IMMUNOT 0.633 0.776 0.629 0.679 2515 IN PRACTICE 0.181 0.118 0.141 0.147 2516 IN VITRO CELL DEV-AN 0.614 0.657 0.362 0.544 2517 IN VITRO CELL DEV-PL 0.440 0.697 0.386 0.508 2518 IN VIVO 1.115 0.753 0.811 0.893 2519 IND CERAM 0.186 0.158 0.273 0.206 2520 IND CROP PROD 0.757 0.780 0.816 0.784 2521 IND DIAMOND REV 0.053 0.053 0.084 0.063 2522 IND ENG 0.017 0.017 2523 IND ENG CHEM RES 1.247 1.317 1.424 1.329

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2524 IND HEALTH 0.563 0.474 0.551 0.529 2525 IND LUBR TRIBOL 0.167 0.302 0.304 0.258 2526 IND MANAGE DATA SYST 0.361 0.893 1.504 0.919 2527 IND ROBOT 0.041 0.160 0.167 0.123 2528 INDAGAT MATH NEW SER 0.316 0.214 0.241 0.257 2529 INDIAN J AGRON 0.011 0.041 0.036 0.029 2530 INDIAN J ANIM SCI 0.079 0.061 0.067 0.069 2531 INDIAN J BIOCHEM BIO 0.374 0.252 0.308 0.311 2532 INDIAN J CHEM A 0.504 0.489 0.509 0.501 2533 INDIAN J CHEM B 0.401 0.492 0.476 0.456 2534 INDIAN J CHEM TECHN 0.208 0.197 0.235 0.213 2535 INDIAN J ENG MATER S 0.190 0.226 0.087 0.168 2536 INDIAN J FIBRE TEXT 0.080 0.139 0.112 0.110 2537 INDIAN J HETEROCY CH 0.244 0.247 0.345 0.279 2538 INDIAN J MAR SCI 0.143 0.124 0.150 0.139 2539 INDIAN J MED RES 0.445 0.452 0.600 0.499 2540 INDIAN J PURE AP MAT 0.108 0.129 0.105 0.114 2541 INDIAN J PURE AP PHY 0.271 0.366 0.399 0.345 2542 INDIAN VET J 0.061 0.037 0.051 0.050 2543 INDIANA U MATH J 0.681 0.551 0.784 0.672 2544 INDOOR AIR 1.516 2.035 1.895 1.815 2545 INDOOR BUILT ENVIRON 0.608 0.525 0.462 0.532 2546 INFECT CONT HOSP EP 2.308 1.951 2.266 2.175 2547 INFECT DIS CLIN N AM 1.781 1.970 3.122 2.291 2548 INFECT IMMUN 4.039 3.875 4.033 3.982 2549 INFECT MED 0.298 0.363 0.300 0.320 2550 INFECTION 1.035 1.042 1.401 1.159 2551 INFIN DIMENS ANAL QU 0.836 0.806 0.569 0.737 2552 INFLAMM BOWEL DIS 3.175 3.023 3.545 3.248 2553 INFLAMM RES 1.602 1.498 1.450 1.517 2554 INFLAMMATION 1.247 1.488 1.292 1.342 2555 INFOR 0.224 0.125 0.095 0.148 2556 INFORM COMPUT 0.628 0.851 0.920 0.800 2557 INFORM MANAGE-AMSTER 1.299 1.768 1.815 1.627 2558 INFORM MIDEM 0.042 0.091 0.112 0.082 2559 INFORM PROCESS LETT 0.331 0.473 0.453 0.419 2560 INFORM PROCESS MANAG 1.506 1.179 1.295 1.327 2561 INFORM RETRIEVAL 1.167 1.185 1.231 1.194 2562 INFORM SCIENCES 0.361 0.447 0.540 0.449 2563 INFORM SOFTWARE TECH 0.375 0.632 0.503 0.503 2564 INFORM SYST 2.000 3.327 2.343 2.557 2565 INFORM SYST FRONT 0.417 0.218 0.318 2566 INFORM SYST MANAGE 0.100 0.211 0.106 0.139 2567 INFORM TECHNOL LIBR 0.309 0.200 0.240 0.250 2568 INFORMATICA-LITHUAN 0.260 0.260 2569 INFORMS J COMPUT 0.979 0.761 1.522 1.087 2570 INFRARED PHYS TECHN 0.755 1.311 1.128 1.065 2571 INFUS THER TRANSFUS 0.333 0.270 0.600 0.401

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2572 ING HIDRAUL MEX 0.081 0.143 0.232 0.152 2573 ING QUIM 0.000 0.094 0.069 0.054 2574 INHAL TOXICOL 1.463 1.367 1.520 1.450 2575 INJURY 0.408 0.511 0.742 0.554 2576 INJURY PREV 1.359 1.359 2577 INORG CHEM 2.950 3.389 3.454 3.264 2578 INORG CHEM COMMUN 1.359 1.513 1.682 1.518 2579 INORG CHIM ACTA 1.566 1.578 1.554 1.566 2580 INORG MATER+ 0.274 0.356 0.317 0.316 2581 INORG REACT MECH 0.574 0.578 0.655 0.602 2582 INORG SYN 0.429 0.667 0.548 2583 INQUIRY-J HEALTH CAR 0.629 0.419 0.218 0.422 2584 INSECT BIOCHEM MOLEC 2.350 2.358 2.234 2.314 2585 INSECT MOL BIOL 2.890 2.849 2.688 2.809 2586 INSECT SOC 1.291 1.573 1.535 1.466 2587 INSECT SYST EVOL 0.627 0.571 0.709 0.636 2588 INSIGHT 0.311 0.450 0.360 0.374 2589 INST PHYS CONF SER 0.194 0.101 0.148 2590 INSTRUM EXP TECH+ 0.332 0.373 0.312 0.339 2591 INSTRUM SCI TECHNOL 0.478 0.714 0.681 0.624 2592 INSUR MATH ECON 0.606 0.614 0.602 0.607 2593 INT ANGIOL 0.709 0.878 0.871 0.819 2594 INT APPL MECH+ 1.142 1.614 1.427 1.394 2595 INT ARCH ALLERGY IMM 1.828 2.000 2.474 2.101 2596 INT ARCH OCC ENV HEA 1.352 1.388 1.292 1.344 2597 INT BIODETER BIODEGR 0.637 0.621 0.835 0.698 2598 INT CLIN PSYCHOPHARM 2.754 3.035 3.088 2.959 2599 INT COMMUN HEAT MASS 0.288 0.427 0.441 0.385 2600 INT DAIRY J 1.620 2.062 2.031 1.904 2601 INT DENT J 0.644 0.531 0.504 0.560 2602 INT ENDOD J 0.974 1.312 1.470 1.252 2603 INT FOREST REV 0.329 0.329 2604 INT GAS ENG MANAGE 0.018 0.000 0.009 2605 INT GEOL REV 0.756 0.885 0.817 0.819 2606 INT IMMUNOL 3.595 3.690 3.543 3.609 2607 INT IMMUNOPHARMACOL 1.655 2.203 1.827 1.895 2608 INT J ACAROL 0.350 0.350 2609 INT J ADAPT CONTROL 0.540 0.602 0.398 0.513 2610 INT J ADHES ADHES 0.857 0.853 0.955 0.888 2611 INT J ADV MANUF TECH 0.376 0.446 0.352 0.391 2612 INT J ALGEBR COMPUT 0.589 0.457 0.443 0.496 2613 INT J ANDROL 1.520 1.588 1.941 1.683 2614 INT J ANTIMICROB AG 1.584 1.950 2.064 1.866 2615 INT J APPL ELECTROM 0.078 0.033 0.348 0.153 2616 INT J APPROX REASON 0.828 0.536 0.929 0.764 2617 INT J ARTIF ORGANS 1.192 0.964 1.065 1.074 2618 INT J AUDIOL 0.635 0.720 0.678 2619 INT J BIFURCAT CHAOS 1.144 1.014 1.019 1.059

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2620 INT J BIOCHEM CELL B 3.044 3.571 3.578 3.398 2621 INT J BIOL MACROMOL 1.177 1.427 1.328 1.311 2622 INT J BIOL MARKER 1.571 1.092 0.929 1.197 2623 INT J BIOMETEOROL 1.273 1.444 1.275 1.331 2624 INT J CANCER 4.056 4.375 4.416 4.282 2625 INT J CARDIOL 1.632 1.892 2.095 1.873 2626 INT J CARDIOVAS IMAG 0.150 0.496 0.789 0.478 2627 INT J CAST METAL RES 0.384 0.270 0.230 0.295 2628 INT J CHEM KINET 1.006 1.376 0.864 1.082 2629 INT J CIRC THEOR APP 0.695 0.971 1.027 0.898 2630 INT J CLIMATOL 1.559 1.859 1.658 1.692 2631 INT J CLIN PHARM RES 0.536 0.606 0.559 0.567 2632 INT J CLIN PHARM TH 1.471 0.923 1.414 1.269 2633 INT J CLIN PRACT 0.921 1.137 1.223 1.094 2634 INT J COAL GEOL 0.699 0.786 1.259 0.915 2635 INT J COLORECTAL DIS 1.902 1.848 1.646 1.799 2636 INT J COMMUN SYST 0.180 0.142 0.178 0.167 2637 INT J COMPUT FLUID D 0.238 0.373 0.485 0.365 2638 INT J COMPUT GEOM AP 0.349 0.500 0.463 0.437 2639 INT J COMPUT INTEG M 0.305 0.305 2640 INT J COMPUT MATH 0.139 0.226 0.216 0.194 2641 INT J COMPUT VISION 2.034 2.041 2.914 2.330 2642 INT J CONTROL 0.861 0.912 0.702 0.825 2643 INT J COOP INF SYST 0.462 1.135 0.853 0.817 2644 INT J CRASHWORTHINES 0.288 0.360 0.324 2645 INT J DAIRY TECHNOL 0.714 0.526 0.676 0.639 2646 INT J DAMAGE MECH 0.364 0.486 0.514 0.455 2647 INT J DERMATOL 0.843 0.736 0.884 0.821 2648 INT J DEV BIOL 1.465 1.306 1.888 1.553 2649 INT J DEV NEUROSCI 2.284 1.543 1.520 1.782 2650 INT J EARTH SCI 1.538 1.878 1.147 1.521 2651 INT J EAT DISORDER 1.964 1.540 1.867 1.790 2652 INT J ELEC ENG EDUC 0.031 0.098 0.089 0.073 2653 INT J ELEC POWER 0.190 0.249 0.238 0.226 2654 INT J ELECTRON 0.193 0.249 0.141 0.194 2655 INT J ELECTRON COMM 1.533 1.044 1.289 2656 INT J ENERG RES 0.391 0.476 0.586 0.484 2657 INT J ENG EDUC 0.244 0.228 0.236 2658 INT J ENG SCI 0.791 0.735 1.065 0.864 2659 INT J ENVIRON AN CH 0.765 0.616 0.691 0.691 2660 INT J ENVIRON HEAL R 0.603 0.588 0.341 0.511 2661 INT J ENVIRON POLLUT 0.356 0.116 0.156 0.209 2662 INT J EPIDEMIOL 2.368 3.289 3.735 3.131 2663 INT J EXP PATHOL 2.535 1.968 1.406 1.970 2664 INT J FATIGUE 0.705 1.014 0.874 0.864 2665 INT J FERTIL WOMEN M 0.686 0.619 0.831 0.712 2666 INT J FLEX MANUF SYS 0.694 0.735 0.600 0.676 2667 INT J FOOD MICROBIOL 1.719 2.261 2.490 2.157

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2668 INT J FOOD PROP 0.605 0.517 0.466 0.529 2669 INT J FOOD SCI NUTR 0.738 0.827 0.514 0.693 2670 INT J FOOD SCI TECH 0.764 0.907 0.970 0.880 2671 INT J FRACTURE 0.797 1.008 0.950 0.918 2672 INT J GAME THEORY 0.233 0.653 0.244 0.377 2673 INT J GEN SYST 0.241 0.172 0.509 0.307 2674 INT J GEOGR INF SCI 0.821 0.988 1.234 1.014 2675 INT J GERIATR PSYCH 2.057 1.948 1.971 1.992 2676 INT J GYNECOL CANCER 1.021 1.561 1.147 1.243 2677 INT J GYNECOL OBSTET 0.719 0.800 0.754 0.758 2678 INT J GYNECOL PATHOL 1.848 2.159 1.544 1.850 2679 INT J HEALTH SERV 0.835 0.802 0.900 0.846 2680 INT J HEAT FLUID FL 1.013 1.052 0.988 1.018 2681 INT J HEAT MASS TRAN 1.268 1.293 1.220 1.260 2682 INT J HEMATOL 1.521 1.119 1.386 1.342 2683 INT J HIGH PERFORM C 0.843 2.311 1.277 1.477 2684 INT J HUM-COMPUT INT 0.630 0.652 0.141 0.474 2685 INT J HUM-COMPUT ST 0.918 0.739 1.222 0.960 2686 INT J HYDROGEN ENERG 1.509 1.344 1.848 1.567 2687 INT J HYG ENVIR HEAL 0.901 1.085 1.377 1.121 2688 INT J HYPERTHER 1.841 1.762 1.888 1.830 2689 INT J IMAG SYST TECH 0.789 0.344 0.269 0.467 2690 INT J IMMUNOPATH PH 4.091 3.927 3.570 3.863 2691 INT J IMPACT ENG 0.596 0.873 0.588 0.686 2692 INT J IMPOT RES 2.539 3.063 1.987 2.530 2693 INT J IND ENG-THEORY 0.077 0.093 0.077 0.082 2694 INT J IND ERGONOM 0.348 0.483 0.711 0.514 2695 INT J INFRARED MILLI 0.330 0.342 0.369 0.347 2696 INT J INTELL SYST 0.390 0.875 0.603 0.623 2697 INT J LEGAL MED 1.918 2.093 2.106 2.039 2698 INT J LEPROSY 0.963 0.674 0.426 0.688 2699 INT J LIFE CYCLE ASS 1.035 1.068 1.052 2700 INT J MACH TOOL MANU 0.668 0.712 1.183 0.854 2701 INT J MASS SPECTROM 2.134 2.361 2.235 2.243 2702 INT J MATER PROD TEC 0.058 0.141 0.248 0.149 2703 INT J MATH 0.514 0.610 0.323 0.482 2704 INT J MECH SCI 0.811 0.873 0.906 0.863 2705 INT J MED INFORM 1.000 1.178 1.326 1.168 2706 INT J MED MICROBIOL 2.403 2.583 2.919 2.635 2707 INT J MINER PROCESS 0.760 1.164 0.839 0.921 2708 INT J MOD PHYS A 1.151 0.906 1.054 1.037 2709 INT J MOD PHYS B 0.604 0.473 0.361 0.479 2710 INT J MOD PHYS C 0.784 0.750 0.864 0.799 2711 INT J MOD PHYS D 1.507 1.618 1.500 1.542 2712 INT J MOD PHYS E 0.891 0.753 1.589 1.078 2713 INT J MOL MED 2.063 1.940 3.190 2.398 2714 INT J MULTIPHAS FLOW 1.210 1.289 1.383 1.294 2715 INT J NEUROPSYCHOPH 3.341 4.000 4.128 3.823

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2716 INT J NEUROSCI 0.579 0.579 0.654 0.604 2717 INT J NONLINEAR MECH 0.603 0.896 1.004 0.834 2718 INT J NONLINEAR SCI 0.428 0.483 0.456 2719 INT J NUMER ANAL MET 0.621 0.594 0.758 0.658 2720 INT J NUMER METH ENG 1.468 1.691 1.501 1.553 2721 INT J NUMER METH FL 0.723 0.544 0.476 0.581 2722 INT J NUMER METHOD H 0.545 0.584 0.358 0.496 2723 INT J NUMER MODEL EL 0.408 0.400 0.455 0.421 2724 INT J NURS STUD 0.681 0.582 0.692 0.652 2725 INT J OBESITY 2.363 2.794 3.459 2.872 2726 INT J OBSTET ANESTH 0.963 0.927 0.894 0.928 2727 INT J OCCUP ENV HEAL 1.033 1.033 2728 INT J OFFSHORE POLAR 0.278 0.286 0.143 0.236 2729 INT J ONCOL 2.931 2.536 3.056 2.841 2730 INT J ORAL MAX IMPL 1.420 1.381 1.772 1.524 2731 INT J ORAL MAX SURG 0.754 1.043 1.106 0.968 2732 INT J PARALLEL PROG 0.175 0.515 0.371 0.354 2733 INT J PARASITOL 2.850 2.881 3.092 2.941 2734 INT J PATTERN RECOGN 0.359 0.551 0.588 0.499 2735 INT J PEDIATR OTORHI 0.613 0.651 0.655 0.640 2736 INT J PERIODONT REST 0.810 0.841 0.901 0.851 2737 INT J PEST MANAGE 0.532 0.625 0.512 0.556 2738 INT J PHARM 1.495 1.539 2.039 1.691 2739 INT J PHOTOENERGY 0.877 0.877 2740 INT J PHYTOREMEDIAT 1.060 1.060 2741 INT J PLANT SCI 1.348 1.619 1.752 1.573 2742 INT J PLASTICITY 2.464 2.768 3.819 3.017 2743 INT J POLYM ANAL CH 0.500 0.574 0.553 0.542 2744 INT J POWDER METALL 0.282 0.363 0.389 0.345 2745 INT J PRES VES PIP 0.305 0.393 0.509 0.402 2746 INT J PRIMATOL 1.130 1.487 1.326 1.314 2747 INT J PROD ECON 0.481 0.410 0.879 0.590 2748 INT J PROD RES 0.600 0.557 0.558 0.572 2749 INT J PROSTHODONT 0.768 1.113 1.486 1.122 2750 INT J PSYCHIAT CLIN 0.142 0.191 0.344 0.226 2751 INT J PSYCHIAT MED 0.794 0.534 0.581 0.636 2752 INT J PSYCHOPHYSIOL 2.055 2.014 1.563 1.877 2753 INT J QUAL HEALTH C 0.912 0.915 1.034 0.954 2754 INT J QUANTUM CHEM 1.514 1.171 1.392 1.359 2755 INT J RADIAT BIOL 2.119 2.165 2.136 2.140 2756 INT J RADIAT ONCOL 3.756 4.285 4.297 4.113 2757 INT J REFRACT MET H 0.429 0.509 0.743 0.560 2758 INT J REFRIG 1.000 0.712 0.889 0.867 2759 INT J REMOTE SENS 1.154 0.990 1.128 1.091 2760 INT J RF MICROW C E 0.644 0.547 0.635 0.609 2761 INT J ROBOT RES 0.614 1.207 1.168 0.996 2762 INT J ROBUST NONLIN 1.021 0.792 0.772 0.862 2763 INT J ROCK MECH MIN 0.884 0.649 0.799 0.777

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2764 INT J SATELL COMM N 0.554 0.345 0.450 2765 INT J SOFTW ENG KNOW 0.338 0.803 0.350 0.497 2766 INT J SOLIDS STRUCT 1.080 1.327 1.378 1.262 2767 INT J SPORT NUTR EXE 0.857 0.923 0.908 0.896 2768 INT J SPORT PSYCHOL 0.778 0.633 0.432 0.614 2769 INT J SPORTS MED 1.348 1.374 1.357 1.360 2770 INT J STD AIDS 1.394 1.359 1.506 1.420 2771 INT J SURG PATHOL 0.663 0.970 0.833 0.822 2772 INT J SUST DEV WORLD 0.652 0.552 0.523 0.576 2773 INT J SYST EVOL MICR 2.873 3.187 2.456 2.839 2774 INT J SYST SCI 0.305 0.370 0.239 0.305 2775 INT J TECHNOL ASSESS 1.101 0.754 1.039 0.965 2776 INT J TECHNOL DES ED 0.300 0.533 0.276 0.370 2777 INT J TECHNOL MANAGE 0.194 0.266 0.284 0.248 2778 INT J THEOR PHYS 0.655 0.476 0.531 0.554 2779 INT J THERM SCI 0.497 0.574 0.600 0.557 2780 INT J THERMOPHYS 0.659 0.743 0.846 0.749 2781 INT J TISSUE REACT 0.771 0.634 0.905 0.770 2782 INT J TOXICOL 0.491 0.714 0.944 0.716 2783 INT J TUBERC LUNG D 1.888 1.634 1.484 1.669 2784 INT J TURBO JET ENG 0.060 0.087 0.170 0.106 2785 INT J UNCERTAIN FUZZ 0.271 0.487 0.573 0.444 2786 INT J UROL 0.485 0.683 0.670 0.613 2787 INT J VEHICLE DES 0.432 0.238 0.245 0.305 2788 INT J VITAM NUTR RES 0.883 1.019 1.071 0.991 2789 INT J WATER RESOUR D 0.203 0.135 0.169 2790 INT J WILDLAND FIRE 0.492 1.212 1.262 0.989 2791 INT MATER REV 1.391 2.478 3.680 2.516 2792 INT MATH RES NOTICES 0.669 0.860 0.906 0.812 2793 INT ORTHOP 0.353 0.542 0.584 0.493 2794 INT POLYM PROC 0.742 0.560 0.690 0.664 2795 INT PSYCHOGERIATR 1.118 1.577 0.910 1.202 2796 INT REV CYTOL 4.417 4.286 4.717 4.473 2797 INT REV HYDROBIOL 0.795 0.785 0.742 0.774 2798 INT REV NEUROBIOL 1.787 1.775 2.060 1.874 2799 INT REV PHYS CHEM 4.730 4.514 5.182 4.809 2800 INT STAT REV 0.688 1.045 0.694 0.809 2801 INT SUGAR J 0.346 0.121 0.154 0.207 2802 INT SURG 0.366 0.287 0.371 0.341 2803 INT UROGYNECOL J PEL 1.415 1.911 1.510 1.612 2804 INTECH 0.047 0.022 0.005 0.025 2805 INTEGR COMP BIOL 1.083 1.866 1.475 2806 INTEGR COMPUT-AID E 0.240 0.192 0.148 0.193 2807 INTEGR EQUAT OPER TH 0.453 0.582 0.511 0.515 2808 INTEGR FERROELECTR 0.710 0.608 0.427 0.582 2809 INTEGR PHYS BEH SCI 0.286 0.762 0.512 0.520 2810 INTEGR TRANSF SPEC F 0.231 0.321 0.274 0.275 2811 INTEGRATION 0.417 0.480 0.400 0.432

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60

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2812 INTELL AUTOM SOFT CO 0.346 0.128 0.089 0.188 2813 INTENS CARE MED 2.041 2.971 3.034 2.682 2814 INTERACT COMPUT 0.603 0.927 1.225 0.918 2815 INTERCIENCIA 0.125 0.180 0.210 0.172 2816 INTERDISCIPL SCI REV 0.283 0.175 0.180 0.213 2817 INTERFACE FREE BOUND 1.205 1.205 2818 INTERFACE SCI 0.767 1.014 1.639 1.140 2819 INTERFACES 0.530 0.712 0.477 0.573 2820 INTERMETALLICS 1.338 1.619 1.770 1.576 2821 INTERN MED J 0.620 1.012 1.037 0.890 2822 INTERNAL MED 0.575 0.552 0.574 0.567 2823 INTERNET J CHEM 0.231 0.650 0.429 0.437 2824 INTERNET RES 0.600 0.690 0.562 0.617 2825 INTERNIST 0.332 0.287 0.314 0.311 2826 INTERV NEURORADIOL 0.216 0.512 0.353 0.360 2827 INTERVIROLOGY 1.441 1.450 1.219 1.370 2828 INVENT MATH 1.616 1.315 1.926 1.619 2829 INVERSE PROBL 1.156 1.260 1.344 1.253 2830 INVERSE PROBL ENG 0.552 0.581 0.672 0.602 2831 INVERTEBR BIOL 1.013 1.071 0.754 0.946 2832 INVERTEBR REPROD DEV 0.384 0.320 0.633 0.446 2833 INVERTEBR SYST 0.606 1.382 0.994 2834 INVEST NEW DRUG 2.842 2.272 1.854 2.323 2835 INVEST OPHTH VIS SCI 4.091 4.148 3.577 3.939 2836 INVEST RADIOL 2.670 1.990 2.320 2.327 2837 INZ CHEM PROCESOWA 0.051 0.110 0.337 0.166 2838 IPPOLOGIA 0.114 0.129 0.139 0.127 2839 IRAN J CHEM CHEM ENG 0.000 0.081 0.341 0.141 2840 IRAN J SCI TECHNOL 0.029 0.048 0.029 0.035 2841 IRAN POLYM J 0.237 0.250 0.326 0.271 2842 IRISH J AGR FOOD RES 0.328 0.524 0.463 0.438 2843 IRISH J MED SCI 0.246 0.224 0.185 0.218 2844 IRISH VET J 0.073 0.053 0.196 0.107 2845 IRONMAK STEELMAK 0.495 0.359 0.425 0.426 2846 IRRIG DRAIN 0.357 0.310 0.508 0.392 2847 IRRIGATION SCI 0.364 0.966 0.605 0.645 2848 ISA T 0.200 0.347 0.270 0.272 2849 ISIJ INT 0.747 0.874 0.801 0.807 2850 ISIS 0.583 0.576 0.486 0.548 2851 ISL ARC 0.831 0.641 0.843 0.772 2852 ISOKINET EXERC SCI 0.354 0.302 0.196 0.284 2853 ISOT ENVIRON HEALT S 0.500 0.490 0.714 0.568 2854 ISPRS J PHOTOGRAMM 0.389 0.472 1.317 0.726 2855 ISR J AQUACULT-BAMID 0.061 0.237 0.212 0.170 2856 ISRAEL J CHEM 0.844 0.722 0.845 0.804 2857 ISRAEL J MATH 0.636 0.435 0.410 0.494 2858 ISRAEL J PLANT SCI 0.348 0.355 0.392 0.365 2859 ISRAEL J ZOOL 0.463 0.317 0.391 0.390

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61

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2860 ISRAEL MED ASSOC J 0.412 0.587 0.488 0.496 2861 ISSUES SCI TECHNOL 0.667 0.528 0.531 0.575 2862 ITAL J FOOD SCI 0.639 0.544 0.387 0.523 2863 ITAL J ZOOL 0.422 0.361 0.460 0.414 2864 ITE J 0.044 0.088 0.137 0.090 2865 ITS J 0.000 0.045 0.000 0.015 2866 IUBMB LIFE 1.792 2.348 1.744 1.961 2867 IZV ATMOS OCEAN PHY+ 0.213 0.110 0.433 0.252 2868 IZV VUZ RADIOELEKTR+ 0.004 0.004 0.000 0.003 2869 IZV-PHYS SOLID EART+ 0.407 0.295 0.280 0.327 2870 J AAPOS 0.590 0.688 0.761 0.680 2871 J ACM 1.708 3.324 2.414 2.482 2872 J ADHES SCI TECHNOL 0.798 0.822 0.937 0.852 2873 J ADHESION 0.559 0.582 0.505 0.549 2874 J ADOLESCENT HEALTH 1.544 1.674 1.571 1.596 2875 J ADV MATER-COVINA 0.265 0.319 0.273 0.286 2876 J ADV NURS 0.805 0.998 0.917 0.907 2877 J ADV OXID TECHNOL 0.451 0.451 2878 J ADV TRANSPORT 0.091 0.273 0.243 0.202 2879 J ADV ZOOL 0.054 0.054 2880 J AEROSOL MED 0.967 1.459 1.582 1.336 2881 J AEROSOL SCI 1.895 1.738 1.861 1.831 2882 J AEROSPACE ENG 0.450 0.342 0.486 0.426 2883 J AFFECT DISORDERS 2.176 2.624 2.703 2.501 2884 J AFR EARTH SCI 0.611 0.652 0.889 0.717 2885 J AGING PHYS ACTIV 0.742 0.831 0.380 0.651 2886 J AGR BIOL ENVIR ST 0.479 0.557 0.518 2887 J AGR ECON 0.577 0.390 0.436 0.468 2888 J AGR ENVIRON ETHIC 0.435 0.804 0.509 0.583 2889 J AGR FOOD CHEM 1.915 2.102 2.327 2.115 2890 J AGR RESOUR ECON 0.342 0.625 0.188 0.385 2891 J AGR RURAL DEV TROP 0.071 0.071 2892 J AGR SCI 0.463 0.596 0.541 0.533 2893 J AGR TROP SUBTROP 0.056 0.000 0.028 2894 J AGR U PUERTO RICO 0.044 0.156 0.116 0.105 2895 J AGR URBAN ENTOMOL 0.167 0.208 0.240 0.205 2896 J AGRON CROP SCI 0.320 0.565 0.496 0.460 2897 J AIR WASTE MANAGE 1.496 1.115 1.357 1.323 2898 J AIRCRAFT 0.485 0.490 0.393 0.456 2899 J ALGEBR COMB 0.507 0.424 0.677 0.536 2900 J ALGEBRA 0.501 0.492 0.554 0.516 2901 J ALGEBRAIC GEOM 0.545 1.078 0.776 0.800 2902 J ALGORITHM 0.704 0.974 0.849 0.842 2903 J ALLERGY CLIN IMMUN 6.282 6.831 7.205 6.773 2904 J ALLOY COMPD 1.014 1.080 1.562 1.219 2905 J ALTERN COMPLEM MED 1.261 0.979 1.401 1.214 2906 J AM ACAD CHILD PSY 3.662 3.779 3.529 3.657 2907 J AM ACAD DERMATOL 2.421 2.971 2.358 2.583

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2908 J AM AGING ASSOC 1.486 0.357 0.526 0.790 2909 J AM ANIM HOSP ASSOC 0.747 1.052 1.039 0.946 2910 J AM ASSOC GYN LAP 1.184 1.371 1.122 1.226 2911 J AM CERAM SOC 1.796 1.532 1.710 1.679 2912 J AM CHEM SOC 6.201 6.516 6.903 6.540 2913 J AM COLL CARDIOL 6.278 7.599 9.133 7.670 2914 J AM COLL NUTR 2.174 2.979 2.802 2.652 2915 J AM COLL SURGEONS 2.369 2.071 2.273 2.238 2916 J AM DENT ASSOC 1.157 1.069 1.086 1.104 2917 J AM DIET ASSOC 1.483 1.631 1.846 1.653 2918 J AM GERIATR SOC 3.092 2.835 3.361 3.096 2919 J AM HELICOPTER SOC 0.590 0.474 0.464 0.509 2920 J AM LEATHER CHEM AS 0.925 0.722 0.720 0.789 2921 J AM MATH SOC 2.533 2.457 2.581 2.524 2922 J AM MED INFORM ASSN 0.541 2.510 2.612 1.888 2923 J AM MOSQUITO CONTR 0.717 0.811 0.691 0.740 2924 J AM OIL CHEM SOC 1.178 1.067 0.901 1.049 2925 J AM PODIAT MED ASSN 0.448 0.445 0.619 0.504 2926 J AM POMOL SOC 0.300 0.300 2927 J AM SOC BREW CHEM 0.592 0.580 0.687 0.620 2928 J AM SOC ECHOCARDIOG 1.524 1.378 1.427 1.443 2929 J AM SOC HORTIC SCI 0.906 1.033 1.007 0.982 2930 J AM SOC INF SCI TEC 1.773 1.473 2.086 1.777 2931 J AM SOC MASS SPECTR 3.022 3.321 3.760 3.368 2932 J AM SOC NEPHROL 6.404 7.499 6.644 6.849 2933 J AM STAT ASSOC 1.669 2.123 1.978 1.923 2934 J AM WATER RESOUR AS 0.675 0.668 0.615 0.653 2935 J AM WATER WORKS ASS 0.598 0.543 0.620 0.587 2936 J ANAL APPL PYROL 1.160 1.463 1.352 1.325 2937 J ANAL ATOM SPECTROM 4.250 3.200 3.926 3.792 2938 J ANAL CHEM+ 0.585 0.553 0.522 0.553 2939 J ANAL MATH 0.695 0.552 0.634 0.627 2940 J ANAL TOXICOL 1.256 1.782 1.722 1.587 2941 J ANAT 1.660 2.072 2.390 2.041 2942 J ANDROL 2.372 2.480 2.394 2.415 2943 J ANIM BREED GENET 0.795 0.634 0.856 0.762 2944 J ANIM ECOL 2.905 2.843 3.342 3.030 2945 J ANIM FEED SCI 0.361 0.402 0.416 0.393 2946 J ANIM PHYSIOL AN N 0.707 0.766 0.772 0.748 2947 J ANIM SCI 1.576 1.563 1.734 1.624 2948 J ANTI-AGING MED 0.804 0.789 0.533 0.709 2949 J ANTIBIOT 1.382 1.205 1.394 1.327 2950 J ANTIMICROB CHEMOTH 3.329 3.080 3.611 3.340 2951 J AOAC INT 0.907 1.037 1.147 1.030 2952 J APICULT RES 0.288 0.415 0.583 0.429 2953 J APPL ANIM RES 0.222 0.274 0.136 0.211 2954 J APPL BIOMECH 0.545 0.574 0.438 0.519 2955 J APPL BOT FOOD QUAL

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

2956 J APPL BOT-ANGEW BOT 0.465 0.600 0.323 0.463 2957 J APPL CRYSTALLOGR 1.871 2.324 3.534 2.576 2958 J APPL ECOL 2.902 3.205 3.266 3.124 2959 J APPL ELECTROCHEM 1.117 0.923 0.982 1.007 2960 J APPL ENTOMOL 0.388 0.381 0.608 0.459 2961 J APPL GEOPHYS 0.750 0.562 0.552 0.621 2962 J APPL ICHTHYOL 0.510 0.327 0.478 0.438 2963 J APPL MECH-T ASME 0.628 1.081 1.012 0.907 2964 J APPL METEOROL 1.533 1.738 1.472 1.581 2965 J APPL MICROBIOL 1.819 1.743 1.835 1.799 2966 J APPL PHYCOL 0.610 0.828 0.762 0.733 2967 J APPL PHYS 2.281 2.171 2.255 2.236 2968 J APPL PHYSIOL 2.720 3.027 2.824 2.857 2969 J APPL POLYM SCI 0.927 1.017 1.021 0.988 2970 J APPL POULTRY RES 0.319 0.385 0.293 0.332 2971 J APPL PROBAB 0.482 0.491 0.635 0.536 2972 J APPL SPORT PSYCHOL 1.029 1.070 0.902 1.000 2973 J APPL STAT 0.265 0.597 0.665 0.509 2974 J APPL TOXICOL 1.266 1.272 1.360 1.299 2975 J APPROX THEORY 0.425 0.528 0.360 0.438 2976 J AQUAT ANIM HEALTH 1.212 0.802 0.840 0.951 2977 J AQUAT PLANT MANAGE 0.340 0.288 0.244 0.291 2978 J ARACHNOL 0.444 0.395 0.706 0.515 2979 J ARCHAEOL SCI 0.819 1.186 1.003 2980 J ARID ENVIRON 0.596 0.692 0.722 0.670 2981 J ARTHROPLASTY 0.853 0.922 1.058 0.944 2982 J ARTIF INTELL RES 0.933 1.615 2.045 1.531 2983 J ASIAN EARTH SCI 1.071 0.853 1.095 1.006 2984 J ASIAN NAT PROD RES 0.367 0.896 0.495 0.586 2985 J ASSIST REPROD GEN 0.739 0.735 0.963 0.812 2986 J ASTHMA 1.020 1.000 0.975 0.998 2987 J ASTRONAUT SCI 0.474 0.544 0.364 0.461 2988 J ASTROPHYS ASTRON 0.277 0.264 0.415 0.319 2989 J ATHL TRAINING 1.028 1.198 1.280 1.169 2990 J ATMOS CHEM 2.615 3.165 2.046 2.609 2991 J ATMOS OCEAN TECH 1.231 1.637 1.700 1.523 2992 J ATMOS SCI 1.779 2.641 2.954 2.458 2993 J ATMOS SOL-TERR PHY 1.122 1.180 1.517 1.273 2994 J ATOM ENERG SOC JPN 0.027 0.075 0.013 0.038 2995 J AUDIO ENG SOC 0.579 0.894 0.720 0.731 2996 J AUST MATH SOC 0.293 0.252 0.273 2997 J AUTOIMMUN 2.812 2.353 1.917 2.361 2998 J AUTOM METHOD MANAG 0.265 0.520 0.389 0.391 2999 J AUTOM REASONING 0.709 0.984 0.589 0.761 3000 J AVIAN BIOL 1.453 1.472 1.658 1.528 3001 J AVIAN MED SURG 0.243 0.237 0.218 0.233 3002 J BACK MUSCULOSKELET 0.089 0.087 0.069 0.082 3003 J BACTERIOL 3.959 4.175 4.146 4.093

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3004 J BASIC MICROB 0.512 0.839 0.651 0.667 3005 J BIOACT COMPAT POL 0.525 0.322 0.655 0.501 3006 J BIOCHEM 1.878 2.148 2.292 2.106 3007 J BIOCHEM BIOPH METH 1.383 1.611 1.302 1.432 3008 J BIOCHEM MOL BIOL 0.961 0.952 1.530 1.148 3009 J BIOCHEM MOL TOXIC 1.679 1.650 1.376 1.568 3010 J BIOENERG BIOMEMBR 2.920 3.424 2.180 2.841 3011 J BIOGEOGR 1.788 2.097 2.329 2.071 3012 J BIOL CHEM 6.696 6.482 6.355 6.511 3013 J BIOL EDUC 0.358 0.281 0.255 0.298 3014 J BIOL INORG CHEM 3.911 3.905 3.300 3.705 3015 J BIOL PHYS 0.512 0.893 1.229 0.878 3016 J BIOL REG HOMEOS AG 0.603 0.748 0.898 0.750 3017 J BIOL RHYTHM 3.292 4.061 2.979 3.444 3018 J BIOL SYST 0.282 0.614 0.720 0.539 3019 J BIOMAT SCI-POLYM E 1.401 1.593 1.255 1.416 3020 J BIOMATER APPL 1.024 0.884 0.951 0.953 3021 J BIOMECH 1.889 2.005 1.911 1.935 3022 J BIOMECH ENG-T ASME 1.365 1.620 1.290 1.425 3023 J BIOMED INFORM 0.862 0.855 1.013 0.910 3024 J BIOMED MATER RES 2.462 2.397 3.652 2.837 3025 J BIOMED MATER RES A 1.229 1.229 3026 J BIOMED MATER RES B 1.105 1.105 3027 J BIOMED OPT 2.709 3.541 3.455 3.235 3028 J BIOMED SCI 2.322 1.937 1.567 1.942 3029 J BIOMOL NMR 2.833 2.420 2.918 2.724 3030 J BIOMOL SCREEN 2.066 2.933 2.427 2.475 3031 J BIOMOL STRUCT DYN 1.009 1.131 1.113 1.084 3032 J BIOSCI BIOENG 0.777 0.993 0.802 0.857 3033 J BIOSCIENCES 0.606 0.720 1.102 0.809 3034 J BIOTECHNOL 2.202 2.543 2.323 2.356 3035 J BONE JOINT SURG AM 2.046 1.921 1.946 1.971 3036 J BONE JOINT SURG BR 1.457 1.503 1.330 1.430 3037 J BONE MINER METAB 1.283 1.553 1.496 1.444 3038 J BONE MINER RES 6.329 6.225 5.436 5.997 3039 J BRAZIL CHEM SOC 1.036 0.895 1.161 1.031 3040 J BRYOL 0.611 0.518 0.345 0.491 3041 J BURN CARE REHABIL 0.974 1.042 1.096 1.037 3042 J BUS ECON STAT 0.800 1.192 1.208 1.067 3043 J CAMEL PRACT RES 0.169 0.155 0.114 0.146 3044 J CAN PETROL TECHNOL 0.173 0.207 0.198 0.193 3045 J CANCER EDUC 0.753 0.412 0.507 0.557 3046 J CANCER RES CLIN 2.197 2.162 2.409 2.256 3047 J CARBOHYD CHEM 0.798 0.974 1.017 0.930 3048 J CARD FAIL 2.574 2.000 2.879 2.484 3049 J CARDIAC SURG 0.086 0.181 0.134 3050 J CARDIOTHOR VASC AN 0.877 0.772 1.000 0.883 3051 J CARDIOV MAGN RESON 1.696 1.125 1.898 1.573

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3052 J CARDIOVASC ELECTR 3.106 2.688 2.967 2.920 3053 J CARDIOVASC PHARM 1.602 1.905 1.576 1.694 3054 J CARDIOVASC RISK 1.467 1.990 1.866 1.774 3055 J CARDIOVASC SURG 0.531 0.987 0.800 0.773 3056 J CATAL 3.118 3.276 4.063 3.486 3057 J CATARACT REFR SURG 2.184 1.897 1.937 2.006 3058 J CELL BIOCHEM 2.530 2.664 2.946 2.713 3059 J CELL BIOL 12.522 12.023 11.602 12.049 3060 J CELL MOL MED 1.694 2.153 1.924 3061 J CELL PHYSIOL 4.845 5.463 5.222 5.177 3062 J CELL PLAST 0.422 0.380 0.333 0.378 3063 J CELL SCI 6.954 7.250 6.910 7.038 3064 J CENT SOUTH UNIV T 0.052 0.299 0.185 0.179 3065 J CERAM PROCESS RES 0.362 0.470 0.416 3066 J CERAM SOC JPN 0.688 0.769 0.608 0.688 3067 J CEREAL SCI 1.439 1.661 2.173 1.758 3068 J CEREBR BLOOD F MET 5.297 5.370 5.673 5.447 3069 J CHART INST WATER E 0.342 0.216 0.141 0.233 3070 J CHEM CRYSTALLOGR 0.363 0.400 0.512 0.425 3071 J CHEM ECOL 1.393 1.673 1.607 1.558 3072 J CHEM EDUC 0.500 0.485 0.507 0.497 3073 J CHEM ENG DATA 0.955 0.950 1.368 1.091 3074 J CHEM ENG JPN 0.459 0.518 0.515 0.497 3075 J CHEM INF COMP SCI 2.902 3.078 2.810 2.930 3076 J CHEM NEUROANAT 2.696 2.233 1.879 2.269 3077 J CHEM PHYS 2.998 2.950 3.105 3.018 3078 J CHEM RES-S 0.444 0.382 0.368 0.398 3079 J CHEM SCI 3080 J CHEM SOC PAKISTAN 0.180 0.173 0.172 0.175 3081 J CHEM SOC PERK T 1 2.181 1.948 2.420 2.183 3082 J CHEM SOC PERK T 2 1.911 1.863 1.896 1.890 3083 J CHEM TECHNOL BIOT 0.981 0.979 0.899 0.953 3084 J CHEM THERMODYN 1.000 0.986 1.144 1.043 3085 J CHEMOMETR 1.376 1.953 2.385 1.905 3086 J CHEMOTHERAPY 0.828 1.088 1.104 1.007 3087 J CHIL CHEM SOC 0.386 0.386 3088 J CHILD ADOL PSYCHOP 2.513 2.487 2.511 2.504 3089 J CHILD NEUROL 1.338 1.014 1.333 1.228 3090 J CHIN CHEM SOC-TAIP 0.534 0.475 0.593 0.534 3091 J CHIN INST CHEM ENG 0.333 0.268 0.227 0.276 3092 J CHIN INST ENG 0.191 0.295 0.208 0.231 3093 J CHIR-PARIS 0.309 0.340 0.403 0.351 3094 J CHROMATOGR A 3.098 2.922 3.359 3.126 3095 J CHROMATOGR B 1.913 2.085 2.176 2.058 3096 J CHROMATOGR SCI 1.241 1.153 1.166 1.187 3097 J CIRCUIT SYST COMP 0.158 0.047 0.264 0.156 3098 J CLASSIF 0.667 0.773 0.227 0.556 3099 J CLEAN PROD 0.688 0.688

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3100 J CLIMATE 3.250 3.617 3.500 3.456 3101 J CLIN ANESTH 0.748 0.985 1.208 0.980 3102 J CLIN APHERESIS 1.220 1.403 1.111 1.245 3103 J CLIN BIOCHEM NUTR 0.059 0.095 0.048 0.067 3104 J CLIN DENSITOM 1.140 1.674 1.092 1.302 3105 J CLIN ENDOCR METAB 5.199 5.873 5.778 5.617 3106 J CLIN EPIDEMIOL 2.223 2.227 2.654 2.368 3107 J CLIN EXP NEUROPSYC 1.333 1.273 1.367 1.324 3108 J CLIN GASTROENTEROL 1.357 1.564 2.133 1.685 3109 J CLIN IMMUNOL 2.667 2.591 2.361 2.540 3110 J CLIN INVEST 14.051 14.307 14.204 14.187 3111 J CLIN LAB ANAL 0.883 1.183 1.020 1.029 3112 J CLIN LASER MED SUR 0.781 1.243 1.217 1.080 3113 J CLIN MICROBIOL 3.565 3.489 3.439 3.498 3114 J CLIN NEUROPHYSIOL 2.142 2.294 1.535 1.990 3115 J CLIN NEUROSCI 0.543 0.735 0.834 0.704 3116 J CLIN NURS 0.497 0.653 0.867 0.672 3117 J CLIN ONCOL 9.868 10.864 9.835 10.189 3118 J CLIN PATHOL 2.549 2.966 2.619 2.711 3119 J CLIN PATHOL-MOL PA 1.263 1.577 1.420 3120 J CLIN PERIODONTOL 1.736 1.582 1.644 1.654 3121 J CLIN PHARM THER 1.324 1.157 0.984 1.155 3122 J CLIN PHARMACOL 1.960 1.945 2.273 2.059 3123 J CLIN PSYCHIAT 4.333 4.978 4.806 4.706 3124 J CLIN PSYCHOPHARM 4.205 4.432 4.419 4.352 3125 J CLIN ULTRASOUND 0.771 0.746 0.820 0.779 3126 J CLIN VIROL 2.568 2.020 2.447 2.345 3127 J CLUST SCI 0.961 1.229 0.987 1.059 3128 J COASTAL RES 0.797 0.772 0.861 0.810 3129 J COATING TECHNOL 0.621 0.505 0.775 0.634 3130 J COGNITIVE NEUROSCI 6.096 5.069 5.275 5.480 3131 J COLD REG ENG 0.613 0.214 0.167 0.331 3132 J COLLOID INTERF SCI 1.466 1.582 1.784 1.611 3133 J COMB CHEM 5.193 4.200 4.197 4.530 3134 J COMB DES 0.740 0.541 0.662 0.648 3135 J COMB OPTIM 0.412 0.667 0.560 0.546 3136 J COMB THEORY A 0.443 0.505 0.485 0.478 3137 J COMB THEORY B 0.758 0.550 0.618 0.642 3138 J COMMUN NETW-S KOR 0.463 0.571 0.403 0.479 3139 J COMMUN NETW-UK 0.108 0.080 0.094 3140 J COMMUN TECHNOL EL+ 0.248 0.290 0.396 0.311 3141 J COMP NEUROL 3.848 3.672 3.400 3.640 3142 J COMP PATHOL 1.290 1.310 1.365 1.322 3143 J COMP PHYSIOL A 1.701 1.841 2.016 1.853 3144 J COMP PHYSIOL B 1.344 1.481 1.525 1.450 3145 J COMP PSYCHOL 1.418 1.280 1.330 1.343 3146 J COMPLEXITY 0.892 1.169 1.187 1.083 3147 J COMPOS CONSTR 1.234 0.712 0.973

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3148 J COMPOS MATER 0.806 0.597 0.604 0.669 3149 J COMPOS TECH RES 0.449 0.357 0.576 0.461 3150 J COMPUT ACOUST 0.440 0.508 0.593 0.514 3151 J COMPUT AID MOL DES 2.931 2.366 2.729 2.675 3152 J COMPUT ANAL APPL 0.200 0.333 0.267 3153 J COMPUT APPL MATH 0.564 0.567 0.486 0.539 3154 J COMPUT ASSIST TOMO 1.354 1.318 1.357 1.343 3155 J COMPUT BIOL 3.456 4.600 3.241 3.766 3156 J COMPUT CHEM 2.931 3.186 3.168 3.095 3157 J COMPUT CIVIL ENG 0.500 0.682 0.678 0.620 3158 J COMPUT GRAPH STAT 0.815 0.944 1.081 0.947 3159 J COMPUT INFORM SYST 0.095 0.080 0.764 0.313 3160 J COMPUT MATH 0.135 0.153 0.140 0.143 3161 J COMPUT NEUROSCI 1.855 2.776 2.200 2.277 3162 J COMPUT PHYS 1.553 1.762 1.777 1.697 3163 J COMPUT SCI TECHNOL 0.154 0.140 0.280 0.191 3164 J COMPUT SYS SC INT+ 0.022 0.014 0.054 0.030 3165 J COMPUT SYST SCI 1.174 0.795 1.030 1.000 3166 J COMPUT-AIDED MATER 0.789 0.821 0.639 0.750 3167 J CONCHOL 0.607 0.200 0.217 0.341 3168 J CONSTR ENG M ASCE 0.260 0.238 0.284 0.261 3169 J CONSTR STEEL RES 0.296 0.543 0.613 0.484 3170 J CONTAM HYDROL 1.431 1.438 1.451 1.440 3171 J CONTROL RELEASE 3.131 3.298 3.297 3.242 3172 J CONVEX ANAL 0.145 0.507 0.425 0.359 3173 J COORD CHEM 0.665 0.841 0.847 0.784 3174 J COSMET SCI 0.284 0.195 0.395 0.291 3175 J COSMOL ASTROPART P 7.914 7.914 3176 J CRANIO MAXILL SURG 0.750 0.700 0.991 0.814 3177 J CRANIOFAC SURG 0.691 0.733 0.935 0.786 3178 J CRIT CARE 0.636 1.295 2.048 1.326 3179 J CRUSTACEAN BIOL 0.724 0.865 0.955 0.848 3180 J CRYPTOL 1.647 2.839 2.393 2.293 3181 J CRYST GROWTH 1.529 1.414 1.707 1.550 3182 J CULT HERIT 1.066 1.066 3183 J CUTAN MED SURG 1.189 1.000 1.095 3184 J CUTAN PATHOL 1.326 1.581 1.182 1.363 3185 J DAIRY RES 1.233 1.209 1.177 1.206 3186 J DAIRY SCI 1.917 2.139 2.134 2.063 3187 J DENT 1.257 1.233 1.512 1.334 3188 J DENT RES 2.956 2.702 3.131 2.930 3189 J DERMATOL 0.633 0.660 0.647 3190 J DERMATOL SCI 1.279 1.626 1.477 1.461 3191 J DEV BEHAV PEDIATR 1.608 1.699 1.690 1.666 3192 J DIABETES COMPLICAT 1.649 2.345 1.864 1.953 3193 J DIFFER EQU APPL 0.537 0.426 0.671 0.545 3194 J DIFFER EQUATIONS 0.903 0.862 0.877 0.881 3195 J DIFFER GEOM 0.478 0.628 0.863 0.656

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68

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3196 J DIGIT IMAGING 0.689 0.953 2.098 1.247 3197 J DISPER SCI TECHNOL 0.444 0.656 0.889 0.663 3198 J DRUG DELIV SCI TEC 3199 J DRUG TARGET 2.045 1.773 1.907 1.908 3200 J DYN CONTROL SYST 0.396 0.396 3201 J DYN SYST-T ASME 0.429 0.485 0.325 0.413 3202 J EARTHQ ENG 0.474 0.545 0.510 3203 J ECOL 2.339 2.833 3.397 2.856 3204 J ECON ENTOMOL 0.865 1.311 1.283 1.153 3205 J ECONOMETRICS 1.106 1.135 1.320 1.187 3206 J ECT 1.677 1.667 1.303 1.549 3207 J ELASTICITY 0.615 0.466 0.433 0.505 3208 J ELASTOM PLAST 0.286 0.158 0.317 0.254 3209 J ELECTROANAL CHEM 2.027 2.076 2.228 2.110 3210 J ELECTROCARDIOL 0.599 0.542 0.559 0.567 3211 J ELECTROCERAM 1.033 1.213 1.124 1.123 3212 J ELECTROCHEM SOC 2.330 2.361 2.356 2.349 3213 J ELECTROMAGNET WAVE 0.238 0.311 0.284 0.278 3214 J ELECTROMYOGR KINES 1.425 1.352 2.102 1.626 3215 J ELECTRON IMAGING 0.447 0.803 0.880 0.710 3216 J ELECTRON MANUF 0.250 0.571 1.071 0.631 3217 J ELECTRON MATER 1.367 1.457 1.507 1.444 3218 J ELECTRON MICROSC 1.139 1.000 0.727 0.955 3219 J ELECTRON PACKAGING 0.330 0.378 0.383 0.364 3220 J ELECTRON SPECTROSC 1.317 1.237 1.069 1.208 3221 J ELECTRON TEST 0.237 0.648 0.480 0.455 3222 J ELECTROSTAT 0.404 0.640 1.510 0.851 3223 J EMERG MED 0.743 0.652 0.572 0.656 3224 J ENDOCRINOL 2.897 3.023 3.319 3.080 3225 J ENDOCRINOL INVEST 1.476 1.621 1.525 1.541 3226 J ENDODONT 0.748 1.056 1.323 1.042 3227 J ENDOTOXIN RES 1.893 2.510 2.042 2.148 3228 J ENDOUROL 1.035 1.262 1.552 1.283 3229 J ENDOVASC THER 2.579 2.636 1.845 2.353 3230 J ENERG ENG-ASCE 0.067 0.182 0.154 0.134 3231 J ENERG RESOUR-ASME 0.086 0.165 0.212 0.154 3232 J ENG DESIGN 0.229 0.041 0.549 0.273 3233 J ENG GAS TURB POWER 0.236 0.398 0.213 0.282 3234 J ENG MATER-T ASME 0.459 0.843 0.819 0.707 3235 J ENG MATH 0.438 0.642 0.659 0.580 3236 J ENG MECH-ASCE 0.832 0.719 0.743 0.765 3237 J ENG TECHNOL MANAGE 0.815 0.379 0.281 0.492 3238 J ENHANC HEAT TRANSF 0.806 0.635 0.556 0.666 3239 J ENTOMOL SCI 0.443 0.450 0.481 0.458 3240 J ENVIRON BIOL 0.173 0.157 0.266 0.199 3241 J ENVIRON ENG-ASCE 0.858 0.727 0.845 0.810 3242 J ENVIRON HEALTH 0.417 0.341 0.403 0.387 3243 J ENVIRON MANAGE 0.627 0.624 0.780 0.677

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3244 J ENVIRON MONITOR 1.348 1.186 1.366 1.300 3245 J ENVIRON QUAL 1.868 1.682 1.617 1.722 3246 J ENVIRON RADIOACTIV 0.674 0.837 1.188 0.900 3247 J ENVIRON SCI HEAL A 0.463 0.481 0.501 0.482 3248 J ENVIRON SCI HEAL B 0.454 0.758 0.569 0.594 3249 J ENVIRON SCI HEAL C 0.048 0.565 2.571 1.061 3250 J ENVIRON SCI-CHINA 0.255 0.254 0.255 3251 J ENZYM INHIB MED CH 1.045 0.775 1.423 1.081 3252 J EPIDEMIOL COMMUN H 2.127 2.332 2.836 2.432 3253 J EQUINE VET SCI 0.442 0.216 0.186 0.281 3254 J ESSENT OIL RES 0.368 0.278 0.295 0.314 3255 J ETHNOPHARMACOL 1.188 1.269 1.420 1.292 3256 J ETHOL 0.558 0.725 0.578 0.620 3257 J EUKARYOT MICROBIOL 1.444 1.513 1.403 1.453 3258 J EUR ACAD DERMATOL 1.021 1.368 1.401 1.263 3259 J EUR CERAM SOC 1.142 1.248 1.483 1.291 3260 J EUR MATH SOC 0.950 0.950 3261 J EVAL CLIN PRACT 1.215 1.205 1.562 1.327 3262 J EVOL BIOCHEM PHYS+ 0.219 0.264 0.178 0.220 3263 J EVOL EQU 0.684 0.684 3264 J EVOLUTION BIOL 2.658 3.010 2.893 2.854 3265 J EXP ANAL BEHAV 1.579 1.222 1.407 1.403 3266 J EXP ANIM SCI 0.184 0.000 0.105 0.096 3267 J EXP BIOL 2.418 2.271 2.679 2.456 3268 J EXP BOT 2.852 3.180 3.366 3.133 3269 J EXP CLIN CANC RES 0.703 0.574 0.607 0.628 3270 J EXP MAR BIOL ECOL 1.790 1.590 1.588 1.656 3271 J EXP MED 15.837 15.302 14.588 15.242 3272 J EXP PSYCHOL ANIM B 1.955 1.766 2.180 1.967 3273 J EXP PSYCHOL HUMAN 2.335 2.906 2.529 2.590 3274 J EXP PSYCHOL LEARN 2.443 2.516 2.015 2.325 3275 J EXP THEOR ARTIF IN 0.302 0.317 0.556 0.392 3276 J EXP THEOR PHYS+ 1.150 1.156 1.281 1.196 3277 J EXP ZOOL PART A 0.588 0.588 3278 J EXP ZOOL PART B 1.175 1.175 3279 J EXPO ANAL ENV EPID 1.715 1.263 1.511 1.496 3280 J FAC AGR KYUSHU U 0.188 0.273 0.261 0.241 3281 J FAM PRACTICE 2.137 1.790 1.810 1.912 3282 J FELINE MED SURG 0.867 0.867 3283 J FIELD ORNITHOL 0.473 0.652 0.509 0.545 3284 J FIRE SCI 0.357 0.426 0.456 0.413 3285 J FISH BIOL 1.186 1.200 1.198 1.195 3286 J FISH DIS 1.298 1.127 1.587 1.337 3287 J FLUID ENG-T ASME 0.493 0.656 0.729 0.626 3288 J FLUID MECH 1.882 1.811 1.853 1.849 3289 J FLUID STRUCT 0.508 0.791 0.590 0.630 3290 J FLUORESC 0.761 1.042 1.195 0.999 3291 J FLUORINE CHEM 1.191 1.193 1.364 1.249

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3292 J FOOD BIOCHEM 0.471 0.514 0.646 0.544 3293 J FOOD COMPOS ANAL 0.504 0.765 0.635 3294 J FOOD DRUG ANAL 0.295 0.597 0.685 0.526 3295 J FOOD ENG 1.085 1.213 1.209 1.169 3296 J FOOD HYG SOC JPN 0.514 0.432 0.370 0.439 3297 J FOOD LIPIDS 0.490 0.229 0.417 0.379 3298 J FOOD PROCESS ENG 0.385 0.640 0.328 0.451 3299 J FOOD PROCESS PRES 0.438 0.283 0.234 0.318 3300 J FOOD PROTECT 1.686 2.154 1.874 1.905 3301 J FOOD QUALITY 0.308 0.262 0.268 0.279 3302 J FOOD SAFETY 1.000 0.650 0.488 0.713 3303 J FOOD SCI 1.188 0.943 0.990 1.040 3304 J FOOD SCI TECH MYS 0.176 0.125 0.053 0.118 3305 J FORAMIN RES 1.412 1.000 1.103 1.172 3306 J FORENSIC SCI 0.787 1.237 0.881 0.968 3307 J FOREST 0.308 0.818 0.681 0.602 3308 J FORMOS MED ASSOC 0.400 0.418 0.453 0.424 3309 J FOURIER ANAL APPL 0.622 0.812 0.797 0.744 3310 J FR OPHTALMOL 0.311 0.279 0.267 0.286 3311 J FRANKLIN I 0.408 0.564 0.456 0.476 3312 J FRESHWATER ECOL 0.351 0.409 0.374 0.378 3313 J FUNCT ANAL 0.924 0.993 0.962 0.960 3314 J FUNCT PROGRAM 1.048 1.045 1.047 3315 J FUSION ENERG 0.111 0.222 0.194 0.176 3316 J GASTROEN HEPATOL 1.521 1.530 1.796 1.616 3317 J GASTROENTEROL 1.504 1.179 1.209 1.297 3318 J GASTROINTEST SURG 1.990 1.881 2.064 1.978 3319 J GEN APPL MICROBIOL 0.826 0.750 0.655 0.744 3320 J GEN INTERN MED 2.752 2.809 2.821 2.794 3321 J GEN PHYSIOL 5.193 5.120 5.105 5.139 3322 J GEN VIROL 3.300 3.036 3.221 3.186 3323 J GENE MED 4.567 3.806 3.224 3.866 3324 J GENET 0.206 0.750 1.100 0.685 3325 J GENET PSYCHOL 0.406 0.609 0.508 3326 J GEOCHEM EXPLOR 0.548 0.931 0.427 0.635 3327 J GEODESY 0.726 0.983 0.732 0.814 3328 J GEODYN 1.058 0.754 1.454 1.089 3329 J GEOL 1.880 2.442 2.097 2.140 3330 J GEOL SOC INDIA 0.424 0.299 0.345 0.356 3331 J GEOL SOC LONDON 1.899 2.435 1.890 2.075 3332 J GEOM PHYS 1.178 1.105 1.048 1.110 3333 J GEOPHYS RES 2.245 2.992 2.839 2.692 3334 J GEOTECH GEOENVIRON 0.636 0.667 0.606 0.636 3335 J GERIATR PSYCH NEUR 1.230 1.072 1.127 1.143 3336 J GERONTOL A-BIOL 3.455 4.369 4.122 3.982 3337 J GERONTOL B-PSYCHOL 1.757 2.064 1.944 1.922 3338 J GLACIOL 1.471 1.819 1.150 1.480 3339 J GLAUCOMA 1.201 1.359 1.730 1.430

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3340 J GLOBAL OPTIM 0.459 0.559 0.693 0.570 3341 J GRAPH THEOR 0.377 0.289 0.460 0.375 3342 J GREAT LAKES RES 1.302 1.172 0.645 1.040 3343 J GROUP THEORY 0.420 0.313 0.471 0.401 3344 J GUID CONTROL DYNAM 0.884 1.000 0.852 0.912 3345 J HAND SURG-AM 0.845 0.729 0.692 0.755 3346 J HAND SURG-BRIT EUR 0.621 0.562 0.494 0.559 3347 J HATTORI BOT LAB 0.434 0.737 0.717 0.629 3348 J HAZARD MATER 0.823 1.099 1.433 1.118 3349 J HEALTH ECON 1.716 1.778 2.495 1.996 3350 J HEALTH POLIT POLIC 1.058 2.080 0.984 1.374 3351 J HEALTH POPUL NUTR 0.483 0.564 0.625 0.557 3352 J HEALTH SCI 0.754 0.641 0.707 0.701 3353 J HEART LUNG TRANSPL 1.947 2.843 2.813 2.534 3354 J HEART VALVE DIS 1.213 1.219 1.285 1.239 3355 J HEAT TRANS-T ASME 0.373 1.252 0.731 0.785 3356 J HELMINTHOL 0.796 0.939 0.676 0.804 3357 J HEMATOTH STEM CELL 1.628 1.800 2.117 1.848 3358 J HEPATOL 4.974 5.283 4.816 5.024 3359 J HERED 1.436 1.707 1.783 1.642 3360 J HERPETOL 0.649 0.587 0.649 0.628 3361 J HETEROCYCLIC CHEM 0.701 0.711 0.814 0.742 3362 J HEURISTICS 0.655 0.633 1.113 0.800 3363 J HIGH ENERGY PHYS 6.854 6.057 6.503 6.471 3364 J HIGH SPEED NETW 0.515 0.474 0.350 0.446 3365 J HIST BIOL 0.257 0.472 0.176 0.302 3366 J HIST MED ALL SCI 0.400 0.233 0.353 0.329 3367 J HISTOCHEM CYTOCHEM 2.283 2.408 2.513 2.401 3368 J HISTOTECHNOL 0.338 0.292 0.300 0.310 3369 J HOPKINS APL TECH D 0.310 0.099 0.089 0.166 3370 J HORTIC SCI BIOTECH 0.699 0.591 0.562 0.617 3371 J HOSP INFECT 1.909 1.823 2.003 1.912 3372 J HUM EVOL 2.283 1.752 2.767 2.267 3373 J HUM GENET 1.971 2.278 2.316 2.188 3374 J HUM HYPERTENS 1.366 1.406 1.930 1.567 3375 J HUM MOVEMENT STUD 0.263 0.153 0.156 0.191 3376 J HUM NUTR DIET 0.841 0.741 0.986 0.856 3377 J HYDRAUL ENG-ASCE 0.986 0.849 1.241 1.025 3378 J HYDRAUL RES 0.418 0.383 0.582 0.461 3379 J HYDROL 1.272 1.354 1.481 1.369 3380 J HYDROL ENG 0.793 0.809 0.801 3381 J HYDROMETEOROL 1.946 2.862 1.896 2.235 3382 J HYPERTENS 3.534 3.572 4.871 3.992 3383 J I BREWING 0.702 0.536 0.371 0.536 3384 J I ENERGY 0.205 0.394 0.379 0.326 3385 J ILLUM ENG SOC 0.019 0.216 0.118 3386 J IMAGING SCI TECHN 0.564 0.582 0.609 0.585 3387 J IMMUNOASS IMMUNOCH 0.519 0.633 0.750 0.634

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3388 J IMMUNOL 7.014 6.702 6.486 6.734 3389 J IMMUNOL METHODS 2.598 2.744 2.464 2.602 3390 J IMMUNOTHER 3.107 3.983 3.509 3.533 3391 J INCL PHENOM MACRO 0.992 0.846 0.825 0.888 3392 J IND ENG CHEM 1.239 1.252 1.290 1.260 3393 J IND MICROBIOL BIOT 0.777 1.195 1.267 1.080 3394 J INDIAN CHEM SOC 0.437 0.275 0.360 0.357 3395 J INEQUAL APPL 0.487 0.310 0.349 0.382 3396 J INF SCI 0.899 0.899 3397 J INF SCI ENG 0.171 0.140 0.163 0.158 3398 J INF TECHNOL 0.850 0.850 3399 J INFECT DIS 4.857 4.481 4.943 4.760 3400 J INFECTION 1.493 1.221 1.502 1.405 3401 J INFRARED MILLIM W 0.121 0.160 0.147 0.143 3402 J INHERIT METAB DIS 1.623 1.799 1.586 1.669 3403 J INORG BIOCHEM 2.204 2.343 2.225 2.257 3404 J INORG MATER 0.222 0.247 0.223 0.231 3405 J INORG ORGANOMET P 1.000 1.045 1.448 1.164 3406 J INSECT BEHAV 0.904 0.941 0.861 0.902 3407 J INSECT PHYSIOL 1.789 1.933 1.547 1.756 3408 J INST BRIT TELECOMM 0.133 0.259 0.273 0.222 3409 J INT MED RES 0.779 0.628 0.523 0.643 3410 J INT NEUROPSYCH SOC 1.947 2.304 2.950 2.400 3411 J INT SCI VIGNE VIN 0.432 0.333 0.383 3412 J INTEL MAT SYST STR 0.800 0.615 0.647 0.687 3413 J INTELL DISABIL RES 2.219 1.268 1.029 1.505 3414 J INTELL FUZZY SYST 0.092 0.102 0.439 0.211 3415 J INTELL INF SYST 0.283 0.941 0.851 0.692 3416 J INTELL MANUF 0.551 0.610 0.595 0.585 3417 J INTELL ROBOT SYST 0.130 0.299 0.254 0.228 3418 J INTERF CYTOK RES 1.885 2.120 2.593 2.199 3419 J INTERN MED 2.970 3.250 3.590 3.270 3420 J INTERV CARD ELECTR 1.060 0.704 0.899 0.888 3421 J INVERTEBR PATHOL 0.955 0.798 1.060 0.938 3422 J INVEST ALLERG CLIN 0.604 0.670 0.624 0.633 3423 J INVEST DERM SYMP P 0.613 0.867 0.308 0.596 3424 J INVEST DERMATOL 3.746 4.194 4.238 4.059 3425 J INVEST MED 2.045 2.128 1.959 2.044 3426 J INVEST SURG 0.447 0.616 0.667 0.577 3427 J IRON STEEL RES INT 0.083 0.245 0.250 0.193 3428 J IRRIG DRAIN E-ASCE 0.388 0.413 0.879 0.560 3429 J JPN I MET 0.598 0.484 0.486 0.523 3430 J JPN PETROL INST 0.455 0.685 0.570 3431 J JPN SOC FOOD SCI 0.096 0.113 0.112 0.107 3432 J JPN SOC HORTIC SCI 0.488 0.328 0.314 0.377 3433 J JPN SOC TRIBOLOGIS 0.021 0.023 0.047 0.030 3434 J KANSAS ENTOMOL SOC 0.338 0.181 0.300 0.273 3435 J KNOT THEOR RAMIF 0.396 0.289 0.308 0.331

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3436 J KOREAN MATH SOC 0.168 0.168 3437 J KOREAN MED SCI 0.372 0.633 0.628 0.544 3438 J KOREAN PHYS SOC 0.790 1.293 1.383 1.155 3439 J LAB CLIN MED 1.888 2.011 1.829 1.909 3440 J LABELLED COMPD RAD 1.186 1.207 1.048 1.147 3441 J LAPAROENDOSC ADV A 0.873 1.127 0.862 0.954 3442 J LARYNGOL OTOL 0.433 0.528 0.547 0.503 3443 J LASER APPL 0.611 0.750 0.704 0.688 3444 J LAW MED ETHICS 1.288 1.372 0.929 1.196 3445 J LEUKOCYTE BIOL 4.132 4.180 4.224 4.179 3446 J LIE THEORY 0.435 0.313 0.280 0.343 3447 J LIGHTWAVE TECHNOL 1.791 1.983 2.113 1.962 3448 J LIPID RES 3.730 3.893 4.159 3.927 3449 J LIPOSOME RES 0.811 0.596 1.259 0.889 3450 J LIQ CHROMATOGR R T 0.810 0.709 0.836 0.785 3451 J LOGIC ALGEBR PROGR 0.556 0.840 0.967 0.788 3452 J LOGIC COMPUT 0.271 0.586 0.986 0.614 3453 J LOND MATH SOC 0.566 0.569 0.663 0.599 3454 J LOSS PREVENT PROC 0.479 0.602 0.479 0.520 3455 J LOW TEMP PHYS 1.139 1.171 0.859 1.056 3456 J LUMIN 1.260 1.314 1.684 1.419 3457 J MACH LEARN RES 3.818 4.317 5.952 4.696 3458 J MACROMOL SCI PHYS 0.677 0.679 0.806 0.721 3459 J MACROMOL SCI PURE 0.548 0.681 0.700 0.643 3460 J MACROMOL SCI-POL R 0.333 0.579 0.609 0.507 3461 J MAGN MAGN MATER 1.046 0.910 1.031 0.996 3462 J MAGN RESON 2.387 2.084 2.461 2.311 3463 J MAGN RESON IMAGING 2.479 2.694 2.935 2.703 3464 J MAL VASCUL 0.632 0.305 0.322 0.420 3465 J MAMMAL 1.208 1.207 1.266 1.227 3466 J MAMMARY GLAND BIOL 2.871 3.853 2.984 3.236 3467 J MANAGE ENG 0.205 0.146 0.176 3468 J MANAGE INFORM SYST 1.043 1.225 1.271 1.180 3469 J MANIP PHYSIOL THER 1.041 0.950 0.786 0.926 3470 J MANUF SCI E-T ASME 0.356 0.485 0.577 0.473 3471 J MANUF SYST 0.329 0.253 0.271 0.284 3472 J MAR BIOL ASSOC UK 0.604 0.716 0.781 0.700 3473 J MAR RES 1.615 1.408 1.397 1.473 3474 J MAR SCI TECHNOL 0.711 0.711 3475 J MARINE SYST 1.624 1.705 1.940 1.756 3476 J MASS SPECTROM 2.781 2.875 3.056 2.904 3477 J MATER CHEM 2.683 2.659 2.721 2.688 3478 J MATER CIVIL ENG 0.346 0.248 0.348 0.314 3479 J MATER ENG PERFORM 0.295 0.278 0.335 0.303 3480 J MATER PROCESS MANU 0.053 0.222 0.300 0.192 3481 J MATER PROCESS TECH 0.362 0.450 0.578 0.463 3482 J MATER RES 1.530 1.635 1.912 1.692 3483 J MATER SCI 0.798 0.826 0.864 0.829

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3484 J MATER SCI LETT 0.504 0.470 0.535 0.503 3485 J MATER SCI TECHNOL 0.239 0.275 0.253 0.256 3486 J MATER SCI-MATER EL 0.658 0.635 0.624 0.639 3487 J MATER SCI-MATER M 0.996 0.930 1.128 1.018 3488 J MATH ANAL APPL 0.458 0.473 0.490 0.474 3489 J MATH BIOL 0.980 1.412 1.762 1.385 3490 J MATH CHEM 0.640 0.789 1.495 0.975 3491 J MATH ECON 0.519 0.367 0.253 0.380 3492 J MATH IMAGING VIS 0.630 0.617 0.887 0.711 3493 J MATH KYOTO U 0.214 0.233 0.259 0.235 3494 J MATH PHYS 1.387 1.481 1.430 1.433 3495 J MATH PSYCHOL 1.641 0.740 0.944 1.108 3496 J MATH PURE APPL 0.887 1.122 0.926 0.978 3497 J MATH SOC JPN 0.372 0.435 0.366 0.391 3498 J MATH SOCIOL 0.500 0.433 0.167 0.367 3499 J MECH 3500 J MECH DESIGN 0.268 0.354 0.461 0.361 3501 J MECH PHYS SOLIDS 2.364 2.885 3.443 2.897 3502 J MED CHEM 4.566 4.820 5.076 4.821 3503 J MED ENTOMOL 1.137 1.394 1.609 1.380 3504 J MED ETHICS 1.061 1.041 1.353 1.152 3505 J MED GENET 7.774 6.368 4.112 6.085 3506 J MED MICROBIOL 1.779 1.987 2.484 2.083 3507 J MED PRIMATOL 0.856 0.787 1.178 0.940 3508 J MED SCREEN 1.720 1.867 1.985 1.857 3509 J MED SPEECH-LANG PA 0.212 0.429 0.344 0.328 3510 J MED VIROL 2.629 2.371 2.331 2.444 3511 J MEM LANG 2.081 2.736 3.153 2.657 3512 J MEMBRANE BIOL 2.440 2.203 2.349 2.331 3513 J MEMBRANE SCI 1.965 2.081 2.108 2.051 3514 J METAMORPH GEOL 2.283 2.490 2.746 2.506 3515 J METEOROL SOC JPN 0.697 1.243 1.286 1.075 3516 J MICROBIOL 0.302 0.350 0.263 0.305 3517 J MICROBIOL BIOTECHN 1.364 1.202 1.663 1.410 3518 J MICROBIOL METH 1.749 2.015 2.146 1.970 3519 J MICROELECTROMECH S 2.835 2.759 2.880 2.825 3520 J MICROENCAPSUL 1.024 0.915 1.492 1.144 3521 J MICROMECH MICROENG 1.755 1.699 2.048 1.834 3522 J MICROPALAEONTOL 0.472 0.421 0.297 0.397 3523 J MICROSC-OXFORD 1.212 1.779 1.739 1.577 3524 J MIDWIFERY WOM HEAL 0.723 0.890 0.743 0.785 3525 J MIN SCI+ 0.012 0.126 0.174 0.104 3526 J MOD OPTIC 1.717 1.213 1.148 1.359 3527 J MOL BIOL 5.359 5.239 5.542 5.380 3528 J MOL CATAL A-CHEM 1.729 2.264 2.316 2.103 3529 J MOL CATAL B-ENZYM 1.451 1.475 1.547 1.491 3530 J MOL CELL CARDIOL 4.091 4.954 4.198 4.414 3531 J MOL DIAGN 4.404 3.571 2.716 3.564

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75

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3532 J MOL ENDOCRINOL 4.359 3.701 3.855 3.972 3533 J MOL EVOL 3.041 3.114 2.751 2.969 3534 J MOL GRAPH MODEL 2.293 2.929 3.036 2.753 3535 J MOL HISTOL 3536 J MOL LIQ 0.614 0.699 1.057 0.790 3537 J MOL MED-JMM 3.303 4.101 4.256 3.887 3538 J MOL MICROB BIOTECH 2.438 2.926 2.204 2.523 3539 J MOL MODEL 1.235 2.135 1.638 1.669 3540 J MOL NEUROSCI 2.735 2.812 2.198 2.582 3541 J MOL RECOGNIT 2.838 2.013 1.859 2.237 3542 J MOL SPECTROSC 1.251 1.395 1.292 1.313 3543 J MOL STRUC-THEOCHEM 1.014 1.027 1.007 1.016 3544 J MOL STRUCT 1.122 1.021 1.200 1.114 3545 J MOLLUS STUD 0.611 0.486 0.411 0.503 3546 J MORPHOL 1.720 1.629 1.528 1.626 3547 J MOTOR BEHAV 1.549 1.576 1.754 1.626 3548 J MULTIVARIATE ANAL 0.492 0.320 0.408 0.407 3549 J MUSCLE FOODS 0.234 0.311 0.542 0.362 3550 J MUSCLE RES CELL M 1.318 1.297 1.721 1.445 3551 J MUSCULOSKELET PAIN 0.621 0.618 0.837 0.692 3552 J MYCOL MED 0.405 0.480 0.264 0.383 3553 J N AM BENTHOL SOC 2.077 2.366 1.792 2.078 3554 J NANOPART RES 1.333 1.955 1.644 3555 J NANOSCI NANOTECHNO 1.734 1.987 2.017 1.913 3556 J NAT HIST 0.589 0.497 0.514 0.533 3557 J NAT PROD 1.855 1.849 2.202 1.969 3558 J NAT TOXINS 0.952 0.487 0.432 0.624 3559 J NATL CANCER I 14.500 13.844 13.856 14.067 3560 J NATL MED ASSOC 0.524 0.606 0.927 0.686 3561 J NAVIGATION 0.185 0.253 0.365 0.268 3562 J NEAR INFRARED SPEC 1.148 1.339 1.027 1.171 3563 J NEMATOL 0.670 1.048 0.857 0.858 3564 J NEPHROL 0.971 1.025 1.338 1.111 3565 J NERV MENT DIS 1.443 1.496 1.463 1.467 3566 J NETW COMPUT APPL 0.429 0.528 0.273 0.410 3567 J NEURAL TRANSM 2.289 2.512 2.628 2.476 3568 J NEURAL TRANSM-SUPP 3.312 1.704 1.449 2.155 3569 J NEURO-ONCOL 1.416 1.568 1.968 1.651 3570 J NEURO-OPHTHALMOL 0.750 0.967 0.866 0.861 3571 J NEUROBIOL 3.305 3.145 3.923 3.458 3572 J NEUROCHEM 4.969 4.825 4.824 4.873 3573 J NEUROCYTOL 0.993 0.880 1.669 1.181 3574 J NEUROENDOCRINOL 2.691 3.418 2.920 3.010 3575 J NEUROGENET 0.724 1.889 1.154 1.256 3576 J NEUROIMAGING 0.935 0.927 1.068 0.977 3577 J NEUROIMMUNOL 3.577 3.054 2.704 3.112 3578 J NEUROL 3.345 2.778 3.140 3.088 3579 J NEUROL NEUROSUR PS 2.939 3.035 3.110 3.028

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3580 J NEUROL SCI 2.080 2.140 2.366 2.195 3581 J NEUROLINGUIST 0.576 1.571 1.429 1.192 3582 J NEUROPATH EXP NEUR 4.955 5.005 5.037 4.999 3583 J NEUROPHYSIOL 3.743 3.876 3.592 3.737 3584 J NEUROPSYCH CLIN N 2.212 1.953 1.817 1.994 3585 J NEURORADIOLOGY 0.533 0.603 0.962 0.699 3586 J NEUROSCI 8.045 8.306 7.907 8.086 3587 J NEUROSCI METH 1.889 1.777 1.894 1.853 3588 J NEUROSCI RES 2.956 3.374 3.727 3.352 3589 J NEUROSURG 2.626 2.286 2.577 2.496 3590 J NEUROSURG ANESTH 0.693 0.959 1.163 0.938 3591 J NEUROSURG-SPINE 3592 J NEUROTRAUM 3.828 2.587 2.866 3.094 3593 J NEUROVIROL 2.070 2.208 2.902 2.393 3594 J NEW MAT ELECTR SYS 1.084 1.140 1.200 1.141 3595 J NEW MUSIC RES 0.200 0.574 0.431 0.402 3596 J NEW YORK ENTOMOL S 0.327 0.180 0.353 0.287 3597 J NON-CRYST SOLIDS 1.435 1.563 1.433 1.477 3598 J NON-EQUIL THERMODY 0.383 0.521 0.619 0.508 3599 J NON-NEWTON FLUID 1.765 1.412 1.862 1.680 3600 J NONDESTRUCT EVAL 0.577 0.375 0.333 0.428 3601 J NONLINEAR MATH PHY 0.375 0.507 0.585 0.489 3602 J NONLINEAR OPT PHYS 0.622 0.529 0.747 0.633 3603 J NONLINEAR SCI 1.167 1.615 1.850 1.544 3604 J NONPARAMETR STAT 0.250 0.217 0.344 0.270 3605 J NUCL CARDIOL 1.167 1.629 1.849 1.548 3606 J NUCL MATER 1.730 1.179 1.448 1.452 3607 J NUCL MED 4.587 4.899 5.362 4.949 3608 J NUCL SCI TECHNOL 0.572 0.679 0.953 0.735 3609 J NUMBER THEORY 0.365 0.391 0.388 0.381 3610 J NURS ADMIN 0.575 0.855 0.689 0.706 3611 J NURS CARE QUAL 0.347 0.340 0.349 0.345 3612 J NURS EDUC 0.443 0.439 0.418 0.433 3613 J NURS SCHOLARSHIP 0.835 0.886 0.784 0.835 3614 J NUTR 3.620 3.321 3.245 3.395 3615 J NUTR BIOCHEM 1.459 2.035 2.591 2.028 3616 J NUTR EDUC BEHAV 0.439 0.830 1.203 0.824 3617 J NUTR SCI VITAMINOL 0.720 0.701 0.741 0.721 3618 J OBSTET GYNAECOL RE 0.452 0.474 0.463 3619 J OCCUP ENVIRON HYG 3620 J OCCUP ENVIRON MED 1.811 1.472 1.784 1.689 3621 J OCCUP HEALTH 1.067 1.047 0.791 0.968 3622 J OCEANOGR 1.669 1.669 3623 J OCUL PHARMACOL TH 1.051 1.383 1.228 1.221 3624 J OFFSHORE MECH ARCT 0.108 0.133 0.211 0.151 3625 J OPER MANAG 1.651 1.795 1.955 1.800 3626 J OPER RES SOC 0.493 0.416 0.515 0.475 3627 J OPER RES SOC JPN 0.214 0.164 0.191 0.190

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3628 J OPERAT THEOR 0.489 0.528 0.490 0.502 3629 J OPT A-PURE APPL OP 1.274 1.086 1.231 1.197 3630 J OPT B-QUANTUM S O 1.372 1.214 1.746 1.444 3631 J OPT SOC AM A 1.688 1.888 2.012 1.863 3632 J OPT SOC AM B 1.835 2.122 2.649 2.202 3633 J OPT TECHNOL+ 0.211 0.237 0.211 0.220 3634 J OPTIMIZ THEORY APP 0.402 0.583 0.593 0.526 3635 J OPTOELECTRON ADV M 0.446 0.996 1.003 0.815 3636 J ORAL MAXIL SURG 0.891 0.912 1.154 0.986 3637 J ORAL PATHOL MED 1.468 0.969 1.476 1.304 3638 J ORAL REHABIL 0.527 0.643 0.692 0.621 3639 J ORG CHEM 3.217 3.297 3.462 3.325 3640 J ORG COMP ELECT COM 0.667 0.419 0.276 0.454 3641 J ORGANOMET CHEM 1.901 2.042 1.905 1.949 3642 J ORNITHOL 0.316 0.675 0.846 0.612 3643 J OROFAC PAIN 1.340 1.434 1.477 1.417 3644 J ORTHOP RES 2.720 2.720 3645 J ORTHOP SPORT PHYS 0.690 1.036 0.982 0.903 3646 J ORTHOP TRAUMA 0.929 0.876 0.970 0.925 3647 J OTOLARYNGOL 0.260 0.423 0.403 0.362 3648 J PAEDIATR CHILD H 0.774 0.879 0.893 0.849 3649 J PAIN 1.613 2.264 2.306 2.061 3650 J PAIN SYMPTOM MANAG 2.466 1.885 2.187 2.179 3651 J PALEOLIMNOL 1.731 2.333 1.523 1.862 3652 J PALEONTOL 0.856 0.922 0.679 0.819 3653 J PALLIATIVE CARE 0.697 0.797 0.708 0.734 3654 J PARALLEL DISTR COM 0.342 0.604 0.729 0.558 3655 J PARASITOL 1.336 1.137 1.439 1.304 3656 J PATHOL 4.563 4.933 5.333 4.943 3657 J PEDIAT HEMATOL ONC 1.230 1.463 1.161 1.285 3658 J PEDIAT OPHTH STRAB 0.434 0.323 0.490 0.416 3659 J PEDIATR 3.219 2.913 3.117 3.083 3660 J PEDIATR ENDOCR MET 1.146 0.947 0.903 0.999 3661 J PEDIATR GASTR NUTR 2.078 1.402 1.764 1.748 3662 J PEDIATR ORTHOP B 0.415 0.347 0.432 0.398 3663 J PEDIATR ORTHOPED 0.786 0.673 0.937 0.799 3664 J PEDIATR SURG 1.304 1.449 1.250 1.334 3665 J PEPT RES 1.686 1.545 1.720 1.650 3666 J PEPT SCI 1.691 1.377 1.652 1.573 3667 J PERFORM CONSTR FAC 0.238 0.238 3668 J PERINAT MED 0.866 0.790 0.713 0.790 3669 J PERINAT NEONAT NUR 0.188 0.467 0.347 0.334 3670 J PERIODONTAL RES 1.776 1.407 1.831 1.671 3671 J PERIODONTOL 1.854 1.490 1.569 1.638 3672 J PERIPHER NERV SYST 1.457 2.633 2.596 2.229 3673 J PEST SCI 3674 J PESTIC SCI 0.231 0.420 0.405 0.352 3675 J PETROL 2.903 2.948 2.798 2.883

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3676 J PETROL GEOL 0.600 0.786 0.674 0.687 3677 J PETROL SCI ENG 0.406 0.570 0.713 0.563 3678 J PHARM PHARM SCI 1.515 1.347 1.067 1.310 3679 J PHARM PHARMACOL 1.288 1.502 1.348 1.379 3680 J PHARM SCI-US 2.070 2.180 2.125 3681 J PHARMACEUT BIOMED 1.360 1.425 1.509 1.431 3682 J PHARMACOKINET PHAR 1.185 1.625 0.750 1.187 3683 J PHARMACOL EXP THER 3.991 4.337 4.335 4.221 3684 J PHARMACOL SCI 0.253 0.253 3685 J PHASE EQUILIB DIFF 0.474 0.474 3686 J PHILOS SPORT 0.091 0.682 0.429 0.401 3687 J PHOTOCH PHOTOBIO A 1.297 1.693 2.235 1.742 3688 J PHOTOCH PHOTOBIO B 1.573 2.275 1.841 1.896 3689 J PHOTOPOLYM SCI TEC 1.024 1.024 3690 J PHYCOL 2.174 2.026 2.490 2.230 3691 J PHYS A-MATH GEN 1.406 1.357 1.504 1.422 3692 J PHYS B-AT MOL OPT 1.969 1.724 1.761 1.818 3693 J PHYS CHEM A 2.765 2.792 2.639 2.732 3694 J PHYS CHEM B 3.611 3.679 3.834 3.708 3695 J PHYS CHEM REF DATA 3.333 4.000 4.788 4.040 3696 J PHYS CHEM SOLIDS 1.140 1.026 0.988 1.051 3697 J PHYS D APPL PHYS 1.366 1.265 1.642 1.424 3698 J PHYS G NUCL PARTIC 1.399 1.345 1.533 1.426 3699 J PHYS IV 0.291 0.319 0.294 0.301 3700 J PHYS OCEANOGR 1.893 2.209 2.380 2.161 3701 J PHYS ORG CHEM 1.481 1.182 1.211 1.291 3702 J PHYS SOC JPN 1.596 1.903 1.577 1.692 3703 J PHYS-CONDENS MAT 1.775 1.757 2.049 1.860 3704 J PHYSIOL BIOCHEM 0.696 0.564 0.758 0.673 3705 J PHYSIOL PHARMACOL 1.406 1.674 2.328 1.803 3706 J PHYSIOL-LONDON 4.650 4.352 4.346 4.449 3707 J PHYSIOL-PARIS 1.070 1.281 1.505 1.285 3708 J PHYTOPATHOL 0.567 0.557 0.575 0.566 3709 J PINEAL RES 3.913 3.426 3.261 3.533 3710 J PLANKTON RES 1.444 1.568 1.189 1.400 3711 J PLANT BIOCHEM BIOT 0.245 0.151 0.268 0.221 3712 J PLANT GROWTH REGUL 2.025 2.778 1.853 2.219 3713 J PLANT NUTR 0.593 0.430 0.462 0.495 3714 J PLANT NUTR SOIL SC 0.914 0.985 0.960 0.953 3715 J PLANT PATHOL 0.586 0.586 3716 J PLANT PHYSIOL 0.941 1.149 1.054 1.048 3717 J PLANT RES 0.965 0.897 1.224 1.029 3718 J PLASMA PHYS 0.645 0.610 0.602 0.619 3719 J PLAST FILM SHEET 0.214 0.056 0.103 0.124 3720 J POLYM ENG 0.258 0.200 0.423 0.294 3721 J POLYM ENVIRON 0.196 0.452 1.591 0.746 3722 J POLYM MATER 0.228 0.381 0.214 0.274 3723 J POLYM RES 0.375 0.375

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79

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3724 J POLYM SCI POL CHEM 2.371 2.226 2.773 2.457 3725 J POLYM SCI POL PHYS 1.221 1.369 1.391 1.327 3726 J POROUS MAT 0.700 1.062 0.948 0.903 3727 J POROUS MEDIA 0.585 0.769 0.378 0.577 3728 J PORPHYR PHTHALOCYA 1.421 1.438 0.859 1.239 3729 J POWER SOURCES 1.777 2.101 2.513 2.130 3730 J PRESS VESS-T ASME 0.229 0.417 0.526 0.391 3731 J PROCESS CONTR 1.110 1.248 1.241 1.200 3732 J PROD INNOVAT MANAG 1.250 1.623 0.885 1.253 3733 J PROF ASSOC CACTUS 0.000 0.091 0.000 0.030 3734 J PROF ISS ENG ED PR 0.254 0.134 0.094 0.161 3735 J PROF NURS 0.680 0.616 0.386 0.561 3736 J PROPUL POWER 0.374 0.493 0.517 0.461 3737 J PROSTHET DENT 0.568 0.527 0.735 0.610 3738 J PROTEIN CHEM 0.789 0.843 1.099 0.910 3739 J PROTEOME RES 5.611 6.917 6.264 3740 J PSYCHIAT RES 2.862 3.135 3.078 3.025 3741 J PSYCHIATR NEUROSCI 2.672 2.895 2.333 2.633 3742 J PSYCHOPHARMACOL 3.173 2.262 2.336 2.590 3743 J PSYCHOPHYSIOL 0.738 0.707 0.611 0.685 3744 J PSYCHOSOM OBST GYN 0.704 0.818 0.868 0.797 3745 J PSYCHOSOM RES 1.809 2.019 2.811 2.213 3746 J PUBLIC HEALTH 3747 J PUBLIC HEALTH DENT 0.809 1.000 1.266 1.025 3748 J PUBLIC HEALTH MED 0.761 0.973 0.826 0.853 3749 J PUBLIC HEALTH POL 0.765 0.314 0.513 0.531 3750 J PULP PAP SCI 0.743 0.660 0.754 0.719 3751 J PURE APPL ALGEBRA 0.400 0.520 0.446 0.455 3752 J QUAL TECHNOL 1.025 0.766 1.315 1.035 3753 J QUANT SPECTROSC RA 1.447 1.382 1.661 1.497 3754 J QUATERNARY SCI 1.951 1.813 1.612 1.792 3755 J RADIAT RES 1.934 1.697 1.191 1.607 3756 J RADIOANAL NUCL CH 0.502 0.472 0.457 0.477 3757 J RADIOL 0.294 0.327 0.271 0.297 3758 J RAMAN SPECTROSC 0.895 1.388 1.996 1.426 3759 J RANGE MANAGE 0.698 0.582 0.676 0.652 3760 J RAPID METH AUT MIC 0.595 0.787 0.489 0.624 3761 J RAPTOR RES 0.380 0.414 0.462 0.419 3762 J RARE EARTH 0.287 0.486 0.493 0.422 3763 J RECEPT SIG TRANSD 1.093 1.825 1.459 3764 J RECONSTR MICROSURG 0.624 0.715 0.796 0.712 3765 J REFRACT SURG 2.307 1.877 2.399 2.194 3766 J REHABIL MED 1.000 1.068 1.600 1.223 3767 J REHABIL RES DEV 0.866 0.707 0.705 0.759 3768 J REINE ANGEW MATH 0.781 0.719 0.885 0.795 3769 J REINF PLAST COMP 0.362 0.277 0.337 0.325 3770 J RENAL NUTR 1.350 1.139 1.245 3771 J RENIN-ANGIO-ALDO S 0.862 1.128 0.995

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3772 J REPROD DEVELOP 0.420 0.420 3773 J REPROD IMMUNOL 2.361 2.379 2.726 2.489 3774 J REPROD MED 0.846 0.888 0.778 0.837 3775 J RES NATL INST STAN 0.766 0.580 1.123 0.823 3776 J RES PRACT INF TECH 0.125 0.158 0.036 0.106 3777 J RHEOL 2.574 1.778 2.525 2.292 3778 J RHEUMATOL 2.987 2.674 2.860 2.840 3779 J ROBOTIC SYST 0.477 0.459 0.380 0.439 3780 J ROY COLL SURG EDIN 0.461 0.496 0.903 0.620 3781 J ROY SOC MED 0.714 0.657 0.757 0.709 3782 J ROY SOC NEW ZEAL 1.029 0.987 0.573 0.863 3783 J ROY STAT SOC A STA 1.315 1.068 0.796 1.060 3784 J ROY STAT SOC B 1.816 2.753 2.691 2.420 3785 J ROY STAT SOC C-APP 1.069 1.094 0.463 0.875 3786 J ROY STAT SOC D-STA 0.621 0.414 0.377 0.471 3787 J RURAL HEALTH 0.782 0.537 0.673 0.664 3788 J RUSS LASER RES 0.507 0.549 0.400 0.485 3789 J S AFR I MIN METALL 0.052 0.061 0.113 0.075 3790 J S AFR VET ASSOC 0.366 0.265 0.316 0.316 3791 J S AM EARTH SCI 0.620 0.991 1.299 0.970 3792 J SANDW STRUCT MATER 0.758 0.758 3793 J SCHEDULING 0.702 0.660 0.681 3794 J SCHOOL HEALTH 0.669 0.868 0.872 0.803 3795 J SCI FOOD AGR 1.410 0.978 0.871 1.086 3796 J SCI IND RES INDIA 0.182 0.192 0.191 0.188 3797 J SCI MED SPORT 0.693 0.675 0.684 3798 J SEA RES 1.350 1.372 1.566 1.429 3799 J SEDIMENT RES 1.177 1.459 1.323 1.320 3800 J SEISM EXPLOR 0.314 0.222 0.170 0.235 3801 J SEISMOL 0.885 0.632 0.592 0.703 3802 J SENS STUD 0.559 0.570 0.648 0.592 3803 J SEP SCI 1.591 2.108 1.927 1.875 3804 J SERB CHEM SOC 0.361 0.474 0.522 0.452 3805 J SHELLFISH RES 0.611 0.557 0.608 0.592 3806 J SHIP RES 0.426 0.360 0.388 0.391 3807 J SHOULDER ELB SURG 0.952 0.876 0.861 0.896 3808 J SLEEP RES 3.250 2.608 3.400 3.086 3809 J SMALL ANIM PRACT 0.704 0.768 0.680 0.717 3810 J SOC GYNECOL INVEST 2.440 2.291 2.297 2.343 3811 J SOC LEATH TECH CH 0.557 0.297 0.429 0.428 3812 J SOFTW MAINT EVOL-R 0.722 0.595 0.500 0.606 3813 J SOIL WATER CONSERV 0.981 0.847 1.054 0.961 3814 J SOL ENERG-T ASME 0.172 0.607 0.358 0.379 3815 J SOL-GEL SCI TECHN 0.897 1.546 1.150 1.198 3816 J SOLID STATE CHEM 1.671 1.413 1.815 1.633 3817 J SOLID STATE ELECTR 1.279 1.195 0.984 1.153 3818 J SOLUTION CHEM 0.887 0.750 1.228 0.955 3819 J SOUND VIB 0.829 0.724 0.828 0.794

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3820 J SPACECRAFT ROCKETS 0.504 0.480 0.380 0.455 3821 J SPINAL DISORD TECH 0.728 0.736 1.121 0.862 3822 J SPORT EXERCISE PSY 1.676 1.372 1.411 1.486 3823 J SPORT MANAGE 0.414 0.300 0.438 0.384 3824 J SPORT MED PHYS FIT 0.634 0.500 0.680 0.605 3825 J SPORT REHABIL 0.510 0.320 0.321 0.384 3826 J SPORT SCI 1.082 0.741 0.890 0.904 3827 J STAT COMPUT SIM 0.223 0.224 0.237 0.228 3828 J STAT PHYS 1.537 1.214 1.747 1.499 3829 J STAT PLAN INFER 0.385 0.307 0.446 0.379 3830 J STEROID BIOCHEM 2.637 2.596 2.715 2.649 3831 J STORED PROD RES 0.700 0.921 1.044 0.888 3832 J STRAIN ANAL ENG 0.570 0.456 0.545 0.524 3833 J STRATEGIC INF SYST 1.346 0.808 0.742 0.965 3834 J STRENGTH COND RES 0.762 0.835 0.923 0.840 3835 J STRUCT BIOL 4.194 3.092 3.132 3.473 3836 J STRUCT CHEM+ 0.415 0.479 0.472 0.455 3837 J STRUCT ENG-ASCE 0.672 0.648 0.774 0.698 3838 J STRUCT GEOL 1.523 1.949 1.677 1.716 3839 J STUD ALCOHOL 1.743 2.104 2.333 2.060 3840 J SUPERCOMPUT 0.291 0.404 0.474 0.390 3841 J SUPERCOND 0.764 0.794 0.793 0.784 3842 J SUPERCRIT FLUID 1.787 1.970 2.275 2.011 3843 J SURFACTANTS DETERG 0.824 0.686 0.575 0.695 3844 J SURG ONCOL 1.502 1.991 1.758 1.750 3845 J SURG RES 1.726 1.735 1.727 1.729 3846 J SURV ENG-ASCE 0.217 0.200 0.150 0.189 3847 J SUSTAIN AGR 0.169 0.194 0.189 0.184 3848 J SWINE HEALTH PROD 0.548 0.705 0.569 0.607 3849 J SYMB COMPUT 0.491 0.650 0.664 0.602 3850 J SYMBOLIC LOGIC 0.460 0.410 0.331 0.400 3851 J SYN ORG CHEM JPN 0.658 0.696 0.764 0.706 3852 J SYNCHROTRON RADIAT 0.885 1.144 1.919 1.316 3853 J SYST ARCHITECT 0.210 0.235 0.242 0.229 3854 J SYST SOFTWARE 0.400 0.528 0.716 0.548 3855 J TEACH PHYS EDUC 0.453 0.275 0.462 0.397 3856 J TELEMED TELECARE 1.366 1.094 0.749 1.070 3857 J TERRAMECHANICS 0.067 0.065 0.188 0.107 3858 J TEST EVAL 0.306 0.205 0.275 0.262 3859 J TEXTURE STUD 0.984 0.492 0.800 0.759 3860 J THEOR BIOL 1.552 1.550 1.683 1.595 3861 J THEOR PROBAB 0.418 0.326 0.581 0.442 3862 J THERM ANAL CALORIM 0.598 1.094 1.478 1.057 3863 J THERM BIOL 0.707 0.687 0.931 0.775 3864 J THERM SPRAY TECHN 0.591 0.726 1.068 0.795 3865 J THERM STRESSES 0.760 0.797 0.692 0.750 3866 J THERMOPHYS HEAT TR 1.052 0.844 0.551 0.816 3867 J THERMOPLAST COMPOS 0.359 0.364 0.364 0.362

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82

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3868 J THORAC CARDIOV SUR 2.842 3.319 3.263 3.141 3869 J THORAC IMAG 0.936 0.923 0.709 0.856 3870 J THROMB HAEMOST 4.831 4.831 3871 J THROMB THROMBOLYS 1.067 1.066 0.909 1.014 3872 J TIME SER ANAL 0.929 0.720 0.410 0.686 3873 J TORREY BOT SOC 0.523 0.662 0.625 0.603 3874 J TOXICOL ENV HEALTH 1.673 1.795 1.548 1.672 3875 J TOXICOL-CLIN TOXIC 1.170 1.633 1.739 1.514 3876 J TOXICOL-CUTAN OCUL 0.261 0.176 0.129 0.189 3877 J TOXICOL-TOXIN REV 0.875 1.000 0.630 0.835 3878 J TRACE ELEM EXP MED 0.554 0.205 0.571 0.443 3879 J TRACE ELEM MED BIO 0.692 0.686 0.870 0.749 3880 J TRACE MICROPROBE T 1.033 1.571 1.079 1.228 3881 J TRANSP ENG-ASCE 0.380 0.336 0.383 0.366 3882 J TRAUMA 1.617 1.429 1.653 1.566 3883 J TRAVEL MED 0.846 0.864 0.766 0.825 3884 J TRIBOL-T ASME 0.607 0.670 0.541 0.606 3885 J TROP ECOL 1.130 0.961 1.196 1.096 3886 J TROP PEDIATRICS 0.413 0.514 0.579 0.502 3887 J TURBOMACH 0.464 0.579 0.435 0.493 3888 J TURBUL 1.172 1.072 1.062 1.102 3889 J ULTRAS MED 1.003 1.194 1.010 1.069 3890 J UNIV SCI TECHNOL B 0.397 0.437 0.311 0.382 3891 J URBAN HEALTH 1.181 1.286 1.341 1.269 3892 J URBAN PLAN D-ASCE 0.200 0.160 0.120 0.160 3893 J UROLOGY 3.030 3.297 3.713 3.347 3894 J VAC SCI TECHNOL A 1.301 1.628 1.557 1.495 3895 J VAC SCI TECHNOL B 1.610 1.600 1.664 1.625 3896 J VASC INTERV RADIOL 2.162 2.212 1.679 2.018 3897 J VASC RES 2.458 2.613 2.486 2.519 3898 J VASC SURG 3.467 3.507 2.730 3.235 3899 J VECTOR ECOL 0.717 1.231 0.912 0.953 3900 J VEG SCI 1.569 1.665 1.845 1.693 3901 J VERTEBR PALEONTOL 1.239 1.513 1.330 1.361 3902 J VESTIBUL RES-EQUIL 0.700 0.841 0.726 0.756 3903 J VET DENT 0.500 0.429 0.359 0.429 3904 J VET DIAGN INVEST 1.609 1.005 0.900 1.171 3905 J VET EMERG CRIT CAR 0.690 0.690 3906 J VET INTERN MED 1.583 2.011 1.626 1.740 3907 J VET MED A 0.567 0.558 0.471 0.532 3908 J VET MED B 0.676 0.656 1.182 0.838 3909 J VET MED EDUC 1.455 1.138 0.904 1.166 3910 J VET MED SCI 0.496 0.627 0.689 0.604 3911 J VET PHARMACOL THER 0.803 0.911 1.230 0.981 3912 J VIB ACOUST 0.324 0.476 0.694 0.498 3913 J VIB CONTROL 0.432 0.492 0.508 0.477 3914 J VINYL ADDIT TECHN 0.455 0.541 0.593 0.530 3915 J VIRAL HEPATITIS 2.744 3.258 2.841 2.948

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3916 J VIROL 5.241 5.225 5.398 5.288 3917 J VIROL METHODS 1.938 1.826 1.729 1.831 3918 J VIS COMMUN IMAGE R 0.708 0.962 0.964 0.878 3919 J VISUAL COMP ANIMAT 0.271 0.440 0.522 0.411 3920 J VISUAL LANG COMPUT 0.448 0.442 0.617 0.502 3921 J VISUAL-JAPAN 0.279 0.279 3922 J VLSI SIG PROC SYST 0.421 0.593 0.573 0.529 3923 J VOICE 0.438 0.595 0.686 0.573 3924 J VOLCANOL GEOTH RES 0.974 1.457 1.265 1.232 3925 J WATER RES PL-ASCE 0.644 0.756 0.894 0.765 3926 J WATER SUPPLY RES T 0.467 0.315 0.435 0.406 3927 J WATERW PORT C-ASCE 0.696 0.652 0.524 0.624 3928 J WILDLIFE DIS 1.124 0.793 0.741 0.886 3929 J WILDLIFE MANAGE 1.836 1.479 1.484 1.600 3930 J WIND ENG IND AEROD 0.513 0.403 0.500 0.472 3931 J WOMEN HEALTH GEN-B 1.070 1.561 1.165 1.265 3932 J WOOD CHEM TECHNOL 0.549 0.617 0.610 0.592 3933 J WOOD SCI 0.639 0.579 0.577 0.598 3934 J WORLD AQUACULT SOC 0.590 0.802 0.669 0.687 3935 J WUHAN UNIV TECHNOL 0.376 0.356 0.406 0.379 3936 J ZOO WILDLIFE MED 0.301 0.168 0.376 0.282 3937 J ZOOL 1.057 1.175 0.889 1.040 3938 J ZOOL SYST EVOL RES 2.048 2.098 1.596 1.914 3939 JAIDS-J ACQ IMM DEF 3.902 3.681 4.100 3.894 3940 JAMA-J AM MED ASSOC 16.586 21.455 24.831 20.957 3941 JARO-J ASSOC RES OTO 2.086 2.316 2.201 3942 JARQ-JPN AGR RES Q 0.228 0.153 0.211 0.197 3943 JAVMA-J AM VET MED A 1.430 1.430 3944 JBIS-J BRIT INTERPLA 0.507 0.507 3945 JCR-J CLIN RHEUMATOL 0.455 0.298 0.274 0.342 3946 JCT COATINGSTECH 3947 JCT RES 3948 JETP LETT+ 1.483 1.326 1.455 1.421 3949 JNMS-J NEUROMUSC SYS 0.176 0.500 0.050 0.242 3950 JOGNN-J OBST GYN NEO 0.529 0.529 3951 JOINT BONE SPINE 0.675 0.869 0.899 0.814 3952 JOM-US 0.591 0.591 3953 JPC-J PLANAR CHROMAT 1.047 0.879 0.824 0.917 3954 JPEN-PARENTER ENTER 1.927 1.714 2.273 1.971 3955 JPN HEART J 0.398 0.300 0.514 0.404 3956 JPN J APPL ENTOMOL Z 0.310 0.150 0.346 0.269 3957 JPN J APPL PHYS 1.280 1.171 1.142 1.198 3958 JPN J CANCER RES 1.918 1.624 2.225 1.922 3959 JPN J CLIN ONCOL 0.691 0.799 0.960 0.817 3960 JPN J IND APPL MATH 0.261 0.361 0.325 0.316 3961 JPN J INFECT DIS 0.306 0.547 0.954 0.602 3962 JPN J OPHTHALMOL 0.640 0.543 0.667 0.617 3963 JPN J PHARMACOL 1.230 1.419 1.724 1.458

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

3964 JPN J PHYS FIT SPORT 0.079 0.111 0.070 0.087 3965 JPN J PHYSIOL 1.117 0.860 0.810 0.929 3966 JPN J VET RES 0.542 0.636 0.619 0.599 3967 JSAE REV 0.157 0.264 0.145 0.189 3968 JSME INT J A-SOLID M 0.277 0.250 0.205 0.244 3969 JSME INT J B-FLUID T 0.199 0.280 0.141 0.207 3970 JSME INT J C-MECH SY 0.141 0.212 0.107 0.153 3971 K-THEORY 0.553 0.371 0.456 0.460 3972 KAGAKU KOGAKU RONBUN 0.221 0.292 0.280 0.264 3973 KARDIOLOGIYA 0.277 0.270 0.205 0.251 3974 KAUT GUMMI KUNSTST 0.725 0.329 0.478 0.511 3975 KERNTECHNIK 0.193 0.130 0.253 0.192 3976 KEY ENG MATER 0.497 0.284 0.278 0.353 3977 KHIM GETEROTSIKL+ 0.363 0.416 0.270 0.350 3978 KIDNEY BLOOD PRESS R 0.968 1.025 1.067 1.020 3979 KIDNEY INT 5.016 5.302 4.790 5.036 3980 KINET CATAL+ 0.565 0.515 0.520 0.533 3981 KLEINTIERPRAXIS 0.218 0.256 0.144 0.206 3982 KLIN MONATSBL AUGENH 0.534 0.495 0.478 0.502 3983 KLIN NEUROPHYSIOL 0.178 0.298 0.073 0.183 3984 KLIN PADIATR 0.457 0.413 0.615 0.495 3985 KNEE 0.333 0.583 0.783 0.566 3986 KNEE SURG SPORT TR A 1.051 1.083 1.182 1.105 3987 KNOWL ENG REV 1.026 0.825 1.237 1.029 3988 KNOWL-BASED SYST 0.384 0.842 0.645 0.624 3989 KOBUNSHI RONBUNSHU 0.249 0.243 0.164 0.219 3990 KOREA-AUST RHEOL J 0.727 0.727 3991 KOREAN J CHEM ENG 0.795 0.829 0.817 0.814 3992 KOREAN J GENETIC 0.560 0.562 0.383 0.502 3993 KOREAN J RADIOL 1.783 1.500 1.642 3994 KOVOVE MATER 0.493 0.563 1.056 0.704 3995 KSME INT J 0.239 0.272 0.444 0.318 3996 KUNSTST-PLAST EUR 0.109 0.133 0.119 0.120 3997 KUWAIT J SCI ENG 0.088 0.148 0.060 0.099 3998 KYBERNETES 0.194 0.203 0.185 0.194 3999 KYBERNETIKA 0.341 0.319 0.224 0.295 4000 LAB ANIM-UK 0.942 1.023 1.667 1.211 4001 LAB ANIMAL 0.388 0.569 0.385 0.447 4002 LAB CHIP 3.613 4.266 5.047 4.309 4003 LAB INVEST 4.000 4.418 3.702 4.040 4004 LAB MED 0.259 0.271 0.290 0.273 4005 LAIT 1.281 0.818 1.043 1.047 4006 LAKE RESERV MANAGE 0.328 0.328 4007 LANCET 15.397 18.316 21.713 18.475 4008 LANCET INFECT DIS 10.788 10.788 4009 LANCET NEUROL 3.070 8.340 5.705 4010 LANCET ONCOL 6.830 7.470 7.150 4011 LAND DEGRAD DEV 0.488 0.882 1.013 0.794

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4012 LANDBAUFORSCH VOLK 1.209 0.269 0.812 0.763 4013 LANDSCAPE ECOL 1.675 1.080 2.092 1.616 4014 LANDSCAPE URBAN PLAN 0.478 0.925 1.204 0.869 4015 LANGENBECK ARCH SURG 1.295 0.921 1.013 1.076 4016 LANGMUIR 3.248 3.098 3.295 3.214 4017 LARYNGO RHINO OTOL 0.473 0.438 0.507 0.473 4018 LARYNGOSCOPE 1.384 1.449 1.576 1.470 4019 LASER CHEM 0.400 0.200 0.400 0.333 4020 LASER ENG 0.186 0.182 0.295 0.221 4021 LASER FOCUS WORLD 0.257 0.311 0.339 0.302 4022 LASER MED SCI 1.028 1.216 1.492 1.245 4023 LASER PART BEAMS 0.487 0.646 0.575 0.569 4024 LASER PHYS 0.798 0.765 0.836 0.800 4025 LASER SURG MED 2.427 2.565 2.152 2.381 4026 LAT AM APPL RES 0.141 0.214 0.310 0.222 4027 LC GC EUR 1.194 1.194 4028 LC GC N AM 2.333 0.810 0.519 1.221 4029 LEARN BEHAV 1.030 1.030 4030 LEARN MEMORY 3.529 4.444 4.694 4.222 4031 LECT NOTES ARTIF INT 0.251 0.251 4032 LECT NOTES COMPUT SC 0.515 0.513 0.514 4033 LECT NOTES CONTR INF 0.188 0.273 0.152 0.204 4034 LECT NOTES MATH 0.523 0.369 0.548 0.480 4035 LEPROSY REV 1.017 0.907 0.810 0.911 4036 LETHAIA 0.574 0.865 1.000 0.813 4037 LETT APPL MICROBIOL 1.182 1.164 1.461 1.269 4038 LETT MATH PHYS 0.812 0.709 0.926 0.816 4039 LETT ORG CHEM 4040 LETT PEPT SCI 0.216 0.700 0.463 0.460 4041 LEUKEMIA 4.693 5.116 5.810 5.206 4042 LEUKEMIA LYMPHOMA 1.335 1.163 1.147 1.215 4043 LEUKEMIA RES 2.115 2.333 2.244 2.231 4044 LICHENOLOGIST 1.009 0.889 0.734 0.877 4045 LIFE SCI 1.824 1.944 2.158 1.975 4046 LIFETIME DATA ANAL 0.449 0.479 0.533 0.487 4047 LIMNOL OCEANOGR 3.169 3.329 3.024 3.174 4048 LIMNOLOGICA 0.526 0.526 4049 LINEAR ALGEBRA APPL 0.462 0.656 0.501 0.540 4050 LINEAR MULTILINEAR A 0.353 0.415 0.377 0.382 4051 LIPIDS 2.044 2.164 1.679 1.962 4052 LIQ CRYST 1.597 1.158 1.056 1.270 4053 LISTY CUKROV 0.042 0.085 0.078 0.068 4054 LITHOS 2.198 2.701 2.567 2.489 4055 LIVER 2.403 2.076 2.379 2.286 4056 LIVER INT 1.227 1.227 4057 LIVER TRANSPLANT 3.786 4.242 3.984 4.004 4058 LIVEST PROD SCI 1.117 1.028 1.363 1.169 4059 LOGIC J IGPL 0.377 0.377

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4060 LOW TEMP PHYS+ 0.767 0.700 0.592 0.686 4061 LUBR ENG 0.300 0.312 0.423 0.345 4062 LUMINESCENCE 1.258 1.649 1.297 1.401 4063 LUNG 1.062 0.983 0.881 0.975 4064 LUNG CANCER-J IASLC 2.451 1.798 2.914 2.388 4065 LUPUS 1.774 1.808 1.942 1.841 4066 LWT-FOOD SCI TECHNOL 0.818 0.818 4067 LYMPHOLOGY 0.750 1.000 0.583 0.778 4068 M S-MED SCI 0.148 0.196 0.129 0.158 4069 MACH LEARN 1.944 3.050 3.258 2.751 4070 MACH SCI TECHNOL 0.500 0.327 0.347 0.391 4071 MACH VISION APPL 0.373 0.708 0.538 0.540 4072 MACROMOL BIOSCI 1.792 2.439 1.549 1.927 4073 MACROMOL CHEM PHYS 1.359 1.390 1.880 1.543 4074 MACROMOL MATER ENG 0.995 1.170 1.452 1.206 4075 MACROMOL RAPID COMM 2.901 3.236 3.366 3.168 4076 MACROMOL RES 0.814 1.571 1.193 4077 MACROMOL SYMP 0.758 0.895 0.691 0.781 4078 MACROMOL THEOR SIMUL 1.573 1.268 1.565 1.469 4079 MACROMOLECULES 3.751 3.621 3.898 3.757 4080 MAG CONCRETE RES 0.422 0.271 0.465 0.386 4081 MAGN RESON CHEM 0.994 1.265 1.489 1.249 4082 MAGN RESON IMAGING 1.444 1.420 1.469 1.444 4083 MAGN RESON MATER PHY 1.836 1.431 1.634 4084 MAGNESIUM RES 0.566 0.667 0.758 0.664 4085 MAGNET RESON MED 3.250 3.313 3.468 3.344 4086 MAGY ALLATORVOSOK 0.051 0.089 0.158 0.099 4087 MAIN GROUP MET CHEM 0.442 0.562 0.667 0.557 4088 MALACOLOGIA 0.680 0.294 0.676 0.550 4089 MAMM BIOL 0.239 0.575 0.400 0.405 4090 MAMM GENOME 2.233 2.685 2.658 2.525 4091 MAMMAL REV 1.026 0.900 1.933 1.286 4092 MAMMALIA 0.356 0.269 0.269 0.298 4093 MANAGE SCI 1.349 1.468 1.934 1.584 4094 MANUAL THER 0.796 1.189 0.948 0.978 4095 MANUF ENG 0.077 0.050 0.047 0.058 4096 MANUSCRIPTA MATH 0.335 0.484 0.330 0.383 4097 MAR BIOL 1.672 1.841 1.772 1.762 4098 MAR BIOTECHNOL 0.994 0.958 1.237 1.063 4099 MAR CHEM 2.179 2.555 2.508 2.414 4100 MAR ECOL-P S Z N I 0.545 0.532 0.400 0.492 4101 MAR ECOL-PROG SER 2.222 2.135 2.052 2.136 4102 MAR ENVIRON RES 1.497 1.487 2.055 1.680 4103 MAR FRESHW BEHAV PHY 0.306 0.368 0.667 0.447 4104 MAR FRESHWATER RES 0.588 1.014 0.955 0.852 4105 MAR GEOL 1.986 1.497 1.818 1.767 4106 MAR GEORESOUR GEOTEC 0.216 0.242 0.195 0.218 4107 MAR MAMMAL SCI 0.867 1.083 1.177 1.042

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4108 MAR MICROPALEONTOL 2.188 1.859 2.368 2.138 4109 MAR PETROL GEOL 0.984 1.118 1.008 1.037 4110 MAR POLLUT BULL 1.602 1.575 1.619 1.599 4111 MAR STRUCT 0.500 0.500 4112 MAR TECHNOL SNAME N 0.151 0.093 0.113 0.119 4113 MAR TECHNOL SOC J 0.131 0.254 0.358 0.248 4114 MASS SPECTROM REV 6.750 7.364 8.743 7.619 4115 MAT SCI ENG A-STRUCT 1.107 1.365 1.445 1.306 4116 MAT SCI ENG B-SOLID 1.085 1.070 0.924 1.026 4117 MAT SCI ENG C-BIO S 0.734 1.122 1.383 1.080 4118 MAT SCI ENG R 11.893 10.032 14.233 12.053 4119 MAT SCI SEMICON PROC 0.608 0.394 0.672 0.558 4120 MATCH-COMMUN MATH CO 0.758 0.639 1.000 0.799 4121 MATER CHARACT 0.423 0.437 0.772 0.544 4122 MATER CHEM PHYS 0.778 1.183 1.113 1.025 4123 MATER CONSTRUCC 0.127 0.125 0.483 0.245 4124 MATER CORROS 0.274 0.355 0.533 0.387 4125 MATER DESIGN 0.583 0.527 0.636 0.582 4126 MATER EVAL 0.549 0.343 0.566 0.486 4127 MATER HIGH TEMP 0.364 0.518 0.525 0.469 4128 MATER LETT 0.892 0.774 1.186 0.951 4129 MATER MANUF PROCESS 0.228 0.250 0.472 0.317 4130 MATER PERFORMANCE 0.084 0.102 0.109 0.098 4131 MATER PLAST 0.300 0.213 0.267 0.260 4132 MATER RES BULL 0.892 1.144 1.310 1.115 4133 MATER RES INNOV 1.061 0.993 0.985 1.013 4134 MATER SCI FORUM 0.613 0.602 0.498 0.571 4135 MATER SCI RES INT 0.284 0.301 0.321 0.302 4136 MATER SCI TECH-LOND 0.686 0.688 0.639 0.671 4137 MATER SCI+ 0.099 0.154 0.164 0.139 4138 MATER STRUCT 0.363 0.225 0.337 0.308 4139 MATER TECHNOL 0.189 0.230 0.098 0.172 4140 MATER TRANS 0.841 1.159 1.120 1.040 4141 MATER WORLD 0.145 0.086 0.115 0.115 4142 MATERIALPRUFUNG 0.206 0.149 0.122 0.159 4143 MATERIALWISS WERKST 0.178 0.286 0.336 0.267 4144 MATH ANN 0.755 0.954 0.790 0.833 4145 MATH BIOSCI 1.080 1.446 1.699 1.408 4146 MATH COMP MODEL DYN 0.295 0.255 0.292 0.281 4147 MATH COMPUT 1.015 1.074 0.913 1.001 4148 MATH COMPUT MODEL 0.426 0.425 0.479 0.443 4149 MATH COMPUT SIMULAT 0.316 0.558 0.512 0.462 4150 MATH CONTROL SIGNAL 0.844 0.742 0.393 0.660 4151 MATH FINANC 1.326 1.044 1.900 1.423 4152 MATH GEOL 0.527 0.667 0.740 0.645 4153 MATH INEQUAL APPL 0.606 0.316 0.125 0.349 4154 MATH INTELL 0.561 0.191 0.465 0.406 4155 MATH LOGIC QUART 0.365 0.371 0.263 0.333

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4156 MATH MECH SOLIDS 0.424 0.612 0.609 0.548 4157 MATH MED BIOL 0.733 0.733 4158 MATH METHOD APPL SCI 0.541 0.713 0.468 0.574 4159 MATH METHOD OPER RES 0.476 0.577 0.224 0.426 4160 MATH MOD METH APPL S 1.189 1.340 1.310 1.280 4161 MATH NACHR 0.388 0.414 0.434 0.412 4162 MATH NOTES+ 0.168 0.168 0.159 0.165 4163 MATH OPER RES 0.778 1.146 1.044 0.989 4164 MATH PHYS ANAL GEOM 0.767 0.767 4165 MATH PROBL ENG 0.238 0.157 0.204 0.200 4166 MATH PROC CAMBRIDGE 0.401 0.413 0.438 0.417 4167 MATH PROGRAM 1.197 1.290 1.016 1.168 4168 MATH RES LETT 0.889 0.684 0.716 0.763 4169 MATH SCAND 0.545 0.328 0.279 0.384 4170 MATH SOC SCI 0.273 0.541 0.455 0.423 4171 MATH Z 0.597 0.678 0.546 0.607 4172 MATRIX BIOL 4.167 3.323 4.104 3.865 4173 MATURITAS 2.068 2.045 1.757 1.957 4174 MAYDICA 0.397 0.426 0.600 0.474 4175 MAYO CLIN PROC 2.868 2.901 3.746 3.172 4176 MEAS CONTROL-UK 0.012 0.111 0.103 0.075 4177 MEAS SCI TECHNOL 0.845 0.822 1.118 0.928 4178 MEAS TECH+ 0.166 0.182 0.128 0.159 4179 MEASUREMENT 0.486 0.434 0.451 0.457 4180 MEAT SCI 1.252 1.669 1.656 1.526 4181 MECCANICA 0.145 0.237 0.371 0.251 4182 MECH ADV MATER STRUC 0.278 0.351 0.315 4183 MECH AGEING DEV 2.867 3.214 2.866 2.982 4184 MECH BASED DES STRUC 0.231 0.231 4185 MECH COMPOS MATER 0.171 0.202 0.331 0.235 4186 MECH DEVELOP 3.462 3.254 3.263 3.326 4187 MECH ENG 0.111 0.137 0.131 0.126 4188 MECH MACH THEORY 0.286 0.459 0.605 0.450 4189 MECH MATER 1.156 1.422 1.512 1.363 4190 MECH RES COMMUN 0.352 0.311 0.522 0.395 4191 MECH STRUCT MACH 0.415 0.478 0.500 0.464 4192 MECH SYST SIGNAL PR 0.556 0.809 0.828 0.731 4193 MECH TIME-DEPEND MAT 0.568 0.742 0.926 0.745 4194 MECHATRONICS 0.449 0.310 0.523 0.427 4195 MED BIOL ENG COMPUT 1.069 0.744 1.070 0.961 4196 MED CARE 3.228 3.152 2.907 3.096 4197 MED CARE RES REV 2.617 1.214 1.600 1.810 4198 MED CHEM RES 0.714 0.410 0.382 0.502 4199 MED CLIN N AM 2.138 1.643 1.537 1.773 4200 MED CLIN-BARCELONA 0.854 1.018 1.005 0.959 4201 MED DECIS MAKING 1.915 1.718 1.680 1.771 4202 MED EDUC 1.525 1.188 1.919 1.544 4203 MED ENG PHYS 0.769 0.949 1.109 0.942

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4204 MED HIST 0.377 0.256 0.405 0.346 4205 MED HYPOTHESES 0.725 0.684 0.607 0.672 4206 MED IMAGE ANAL 2.680 4.442 3.212 3.445 4207 MED INFORM INTERNET 0.698 0.915 0.717 0.777 4208 MED J AUSTRALIA 1.673 1.736 2.000 1.803 4209 MED KLIN 0.365 0.466 0.474 0.435 4210 MED LETT DRUGS THER 1.031 0.808 0.897 0.912 4211 MED MALADIES INFECT 0.339 0.342 0.145 0.275 4212 MED MICROBIOL IMMUN 1.446 1.302 1.455 1.401 4213 MED MYCOL 2.067 2.112 1.448 1.876 4214 MED ONCOL 1.447 1.159 1.159 1.255 4215 MED PEDIATR ONCOL 1.216 1.737 1.362 1.438 4216 MED PHYS 2.390 2.305 2.748 2.481 4217 MED PRIN PRACT 0.141 0.194 0.319 0.218 4218 MED PROBL PERFORM AR 0.612 0.600 0.600 0.604 4219 MED RES REV 6.596 7.788 8.418 7.601 4220 MED SCI LAW 0.371 0.360 0.253 0.328 4221 MED SCI SPORT EXER 2.600 2.591 2.552 2.581 4222 MED SPORT 0.055 0.043 0.015 0.038 4223 MED TEACH 1.047 0.893 0.891 0.944 4224 MED VET ENTOMOL 1.148 1.040 1.405 1.198 4225 MED WETER 0.264 0.236 0.285 0.262 4226 MEDIAT INFLAMM 0.692 0.990 1.071 0.918 4227 MEDICINA-BUENOS AIRE 0.246 0.333 0.324 0.301 4228 MEDICINE 5.188 4.500 3.727 4.472 4229 MELANOMA RES 1.773 2.190 1.735 1.899 4230 MEM AM MATH SOC 1.661 1.102 1.193 1.319 4231 MEM I OSWALDO CRUZ 0.635 0.688 0.740 0.688 4232 MENDELEEV COMMUN 0.668 0.687 0.640 0.665 4233 MENOPAUSE 3.217 3.319 2.992 3.176 4234 MENT RETARD DEV D R 2.254 3.479 3.114 2.949 4235 MET IONS BIOL SYST 2.486 2.108 2.125 2.240 4236 MET MATER-INT 0.293 0.275 0.328 0.299 4237 MET SCI HEAT TREAT+ 0.062 0.060 0.082 0.068 4238 METAB BRAIN DIS 1.078 1.257 1.973 1.436 4239 METAB ENG 3.397 3.418 3.408 4240 METABOLISM 2.009 2.013 2.143 2.055 4241 METALL 0.099 0.052 0.068 0.073 4242 METALL MATER TRANS A 1.219 1.285 1.308 1.271 4243 METALL MATER TRANS B 0.760 0.811 0.839 0.803 4244 METALLOFIZ NOV TEKH+ 0.124 0.152 0.185 0.154 4245 METALLURGIST+ 0.060 0.051 0.095 0.069 4246 METALURGIJA 0.102 0.100 0.185 0.129 4247 METEORIT PLANET SCI 3.738 2.992 2.673 3.134 4248 METEOROL APPL 0.457 0.443 0.506 0.469 4249 METEOROL ATMOS PHYS 0.887 0.820 1.097 0.935 4250 METEOROL Z 0.500 0.708 0.812 0.673 4251 METHOD CELL BIOL 1.258 1.425 1.012 1.232

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4252 METHOD ENZYMOL 1.692 1.618 1.392 1.567 4253 METHOD FIND EXP CLIN 0.489 0.456 0.613 0.519 4254 METHOD INFORM MED 1.092 1.417 1.338 1.282 4255 METHOD MICROBIOL 0.710 0.578 0.564 0.617 4256 METHODS 2.233 3.622 3.621 3.159 4257 METRIKA 0.414 0.276 0.390 0.360 4258 METROLOGIA 0.842 0.983 1.314 1.046 4259 MICH MATH J 0.411 0.629 0.387 0.476 4260 MICRO 0.225 0.400 0.390 0.338 4261 MICROB DRUG RESIST 2.565 2.320 1.807 2.231 4262 MICROB PATHOGENESIS 1.895 1.708 2.047 1.883 4263 MICROBES INFECT 3.026 3.772 3.753 3.517 4264 MICROBIAL ECOL 2.667 2.310 2.500 2.492 4265 MICROBIOL IMMUNOL 1.170 1.111 1.440 1.240 4266 MICROBIOL MOL BIOL R 15.690 14.340 17.037 15.689 4267 MICROBIOL RES 0.549 0.573 0.663 0.595 4268 MICROBIOL-SGM 2.897 3.044 2.617 2.853 4269 MICROBIOLOGICA 0.438 0.500 0.431 0.456 4270 MICROBIOLOGY+ 0.515 0.585 0.539 0.546 4271 MICROCHEM J 1.325 1.106 1.506 1.312 4272 MICROCHIM ACTA 0.867 0.784 0.851 0.834 4273 MICROCIRCULATION 2.125 2.911 3.301 2.779 4274 MICROELECTRON ENG 0.900 1.229 1.514 1.214 4275 MICROELECTRON INT 0.310 0.310 4276 MICROELECTRON J 0.565 0.483 0.524 4277 MICROELECTRON RELIAB 0.593 0.647 0.607 0.616 4278 MICROGRAVITY SCI TEC 0.571 0.400 0.361 0.444 4279 MICRON 1.537 1.385 1.464 1.462 4280 MICROPALEONTOLOGY 0.935 0.415 0.485 0.612 4281 MICROPOR MESOPOR MAT 1.990 2.701 2.093 2.261 4282 MICROPROCESS MICROSY 0.341 0.370 0.316 0.342 4283 MICROSC MICROANAL 1.733 1.648 2.389 1.923 4284 MICROSC RES TECHNIQ 2.524 2.307 2.609 2.480 4285 MICROSCALE THERM ENG 1.405 1.405 0.783 1.198 4286 MICROSURG 0.803 0.711 0.812 0.775 4287 MICROSYST TECHNOL 0.708 0.707 0.732 0.716 4288 MICROVASC RES 1.528 1.858 2.359 1.915 4289 MICROW OPT TECHN LET 0.447 0.500 0.456 0.468 4290 MICROWAVE J 0.224 0.263 0.128 0.205 4291 MIDWIFERY 0.567 0.523 0.776 0.622 4292 MIKOL FITOPATOL 0.080 0.080 4293 MILBANK Q 1.974 3.524 3.000 2.833 4294 MILCHWISSENSCHAFT 0.665 0.436 0.474 0.525 4295 MIND MACH 0.537 0.340 0.745 0.541 4296 MINER DEPOSITA 1.392 1.969 1.602 1.654 4297 MINER ENG 0.564 0.438 0.492 0.498 4298 MINER METALL PROC 0.141 0.293 0.221 0.218 4299 MINER PETROL 0.912 1.086 0.820 0.939

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4300 MINER RESOUR ENG 0.074 0.047 0.091 0.071 4301 MINERAL MAG 1.209 1.137 1.268 1.205 4302 MINERVA BIOTECNOL 0.217 0.304 0.400 0.307 4303 MINI-REV ORG CHEM 4304 MINIM INVAS NEUROSUR 0.710 0.551 0.752 0.671 4305 MINIM INVASIV THER 0.486 0.179 0.217 0.294 4306 MIS QUART 2.872 2.811 2.884 2.856 4307 MITOCHONDRION 1.650 1.474 1.537 1.554 4308 MOBILE NETW APPL 0.362 0.844 0.931 0.712 4309 MOD PHYS LETT A 1.401 1.589 1.259 1.416 4310 MOD PHYS LETT B 0.303 0.461 0.421 0.395 4311 MODEL IDENT CONTROL 0.312 0.333 0.080 0.242 4312 MODEL SIMUL MATER SC 1.130 1.046 1.336 1.171 4313 MODERN PATHOL 3.821 3.323 3.643 3.596 4314 MOKUZAI GAKKAISHI 0.122 0.122 0.106 0.117 4315 MOL BIOCHEM PARASIT 2.911 2.882 2.803 2.865 4316 MOL BIOL CELL 7.599 7.454 7.517 7.523 4317 MOL BIOL EVOL 5.271 6.050 6.355 5.892 4318 MOL BIOL REP 0.576 0.565 1.061 0.734 4319 MOL BIOL+ 0.641 0.567 0.623 0.610 4320 MOL BIOTECHNOL 1.000 1.579 1.614 1.398 4321 MOL BRAIN RES 2.309 2.107 1.711 2.042 4322 MOL BREEDING 2.009 2.168 2.209 2.129 4323 MOL CANCER RES 2.125 4.813 3.469 4324 MOL CANCER THER 2.188 3.201 5.242 3.544 4325 MOL CARCINOGEN 2.821 2.806 3.000 2.876 4326 MOL CELL 16.471 16.835 16.811 16.706 4327 MOL CELL BIOCHEM 1.548 1.763 1.714 1.675 4328 MOL CELL BIOL 8.840 8.142 7.822 8.268 4329 MOL CELL ENDOCRINOL 2.698 2.637 2.626 2.654 4330 MOL CELL NEUROSCI 4.519 4.231 3.789 4.180 4331 MOL CELL PROBE 1.269 1.345 2.019 1.544 4332 MOL CELL PROTEOMICS 8.316 9.624 8.970 4333 MOL CELLS 0.979 1.128 1.416 1.174 4334 MOL CRYST LIQ CRYST 0.457 0.446 0.529 0.477 4335 MOL ECOL 3.014 3.870 4.375 3.753 4336 MOL ECOL NOTES 1.145 1.175 1.160 4337 MOL ENDOCRINOL 6.623 5.708 5.872 6.068 4338 MOL GENET GENOMICS 1.522 2.240 2.371 2.044 4339 MOL GENET METAB 2.476 2.038 2.502 2.339 4340 MOL HUM REPROD 2.968 3.067 3.072 3.036 4341 MOL IMMUNOL 2.414 2.827 3.196 2.812 4342 MOL MED 3.337 2.656 3.576 3.190 4343 MOL MEMBR BIOL 3.623 4.820 5.667 4.703 4344 MOL MICROBIOL 5.832 5.563 5.959 5.785 4345 MOL NEUROBIOL 2.095 4.516 4.373 3.661 4346 MOL NUTR FOOD RES 4347 MOL PHARMACOL 5.480 5.650 5.080 5.403

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4348 MOL PHYLOGENET EVOL 2.590 2.826 4.213 3.210 4349 MOL PHYS 1.617 0.000 1.406 1.008 4350 MOL PLANT MICROBE IN 3.845 3.580 4.054 3.826 4351 MOL PLANT PATHOL 2.838 2.838 4352 MOL PSYCHIATR 5.497 5.539 6.943 5.993 4353 MOL REPROD DEV 2.322 2.543 2.331 2.399 4354 MOL SIMULAT 0.946 0.721 1.241 0.969 4355 MOL THER 6.275 6.125 5.204 5.868 4356 MOL VIS 2.625 2.777 2.900 2.767 4357 MOLECULES 0.408 0.911 0.676 0.665 4358 MON NOT R ASTRON SOC 4.671 4.993 5.238 4.967 4359 MON WEATHER REV 1.886 2.179 1.859 1.975 4360 MONATSH CHEM 0.813 0.886 0.904 0.868 4361 MONATSH MATH 0.504 0.403 0.348 0.418 4362 MONATSSCHR BRAUWISS 0.308 0.347 0.116 0.257 4363 MONATSSCHR KINDERH 0.147 0.331 0.199 0.226 4364 MOTOR CONTROL 1.119 0.911 1.196 1.075 4365 MOVEMENT DISORD 2.895 2.895 3.093 2.961 4366 MRS BULL 3.242 3.586 3.444 3.424 4367 MRS INTERNET J N S R 1.327 4.565 2.118 2.670 4368 MT RES DEV 0.218 0.312 0.383 0.304 4369 MT SINAI J MED 1.035 0.929 1.241 1.068 4370 MULT SCLER 2.898 2.645 2.849 2.797 4371 MULTIBODY SYST DYN 0.691 0.568 0.610 0.623 4372 MULTIDIM SYST SIGN P 0.938 0.441 0.278 0.552 4373 MULTIMED TOOLS APPL 0.421 0.438 0.389 0.416 4374 MULTIMEDIA SYST 0.579 0.286 0.528 0.464 4375 MULTISCALE MODEL SIM 1.135 1.135 4376 MULTIVAR BEHAV RES 0.614 1.087 0.952 0.884 4377 MUSCLE NERVE 2.450 2.282 2.432 2.388 4378 MUTAGENESIS 1.864 1.821 2.132 1.939 4379 MUTAT RES-FUND MOL M 3.158 3.433 3.730 3.440 4380 MUTAT RES-GEN TOX EN 1.636 1.748 2.020 1.801 4381 MUTAT RES-REV MUTAT 7.085 5.783 3.667 5.512 4382 MYCOL RES 1.306 1.436 1.130 1.291 4383 MYCOLOGIA 1.398 1.447 1.433 1.426 4384 MYCOPATHOLOGIA 0.553 0.878 0.874 0.768 4385 MYCORRHIZA 1.461 1.870 1.744 1.692 4386 MYCOSES 0.545 0.755 0.688 0.663 4387 MYCOTAXON 0.368 0.486 0.450 0.435 4388 N AM J AQUACULT 0.416 0.604 0.379 0.466 4389 N AM J FISH MANAGE 0.948 0.849 0.899 4390 N-S ARCH PHARMACOL 2.566 2.101 1.963 2.210 4391 NACHR CHEM 0.250 0.235 0.168 0.218 4392 NAGOYA MATH J 0.346 0.610 0.257 0.404 4393 NAHRUNG 0.522 0.614 0.608 0.581 4394 NANO LETT 5.033 6.144 8.449 6.542 4395 NANOTECHNOLOGY 1.426 2.304 3.322 2.351

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4396 NAT AREA J 0.610 0.767 0.773 0.717 4397 NAT BIOTECHNOL 12.822 17.721 22.355 17.633 4398 NAT CELL BIOL 18.285 20.268 20.649 19.734 4399 NAT GENET 26.711 26.494 24.695 25.967 4400 NAT HAZARDS 0.506 0.655 0.709 0.623 4401 NAT HIST 0.157 0.130 0.093 0.127 4402 NAT IMMUNOL 27.868 28.180 27.586 27.878 4403 NAT MATER 10.778 13.531 12.155 4404 NAT MED 28.740 30.550 31.223 30.171 4405 NAT METHODS 4406 NAT NEUROSCI 14.857 15.141 16.980 15.659 4407 NAT PROD LETT 0.527 0.586 0.676 0.596 4408 NAT PROD REP 5.900 7.529 7.890 7.106 4409 NAT PROD RES 0.525 0.525 4410 NAT REV CANCER 13.625 33.954 36.557 28.045 4411 NAT REV DRUG DISCOV 17.732 19.583 18.658 4412 NAT REV GENET 21.762 25.664 21.329 22.918 4413 NAT REV IMMUNOL 14.059 26.957 32.695 24.570 4414 NAT REV MICROBIOL 4.225 4.225 4415 NAT REV MOL CELL BIO 26.170 35.041 33.170 31.460 4416 NAT REV NEUROSCI 24.047 27.007 21.225 24.093 4417 NAT STRUCT MOL BIOL 12.000 12.000 4418 NATL ACAD SCI LETT 0.411 0.068 0.100 0.193 4419 NATL MED J INDIA 0.554 0.644 0.626 0.608 4420 NATURE 30.432 30.979 32.182 31.198 4421 NATURWISSENSCHAFTEN 1.693 1.883 2.050 1.875 4422 NAUTILUS 0.286 0.325 0.500 0.370 4423 NAV ARCHIT 0.005 0.007 0.005 0.006 4424 NAV ENG J 0.098 0.039 0.070 0.069 4425 NAV RES LOG 0.451 0.368 0.458 0.426 4426 NDT&E INT 0.752 0.798 0.707 0.752 4427 NEC RES DEV 0.082 0.061 0.164 0.102 4428 NEFROLOGIA 0.513 0.437 0.390 0.447 4429 NEFT KHOZ 0.091 0.091 4430 NEMATOLOGY 0.866 0.589 0.621 0.692 4431 NEMATROPICA 0.472 0.543 0.194 0.403 4432 NEOPLASIA 5.917 4.312 4.377 4.869 4433 NEOPLASMA 0.679 0.782 0.822 0.761 4434 NEPHROL DIAL TRANSPL 2.570 2.607 2.840 2.672 4435 NEPHROLOGIE 0.200 0.286 0.243 4436 NEPHROLOGY 0.244 0.229 0.278 0.250 4437 NEPHRON 1.650 1.097 1.462 1.403 4438 NEPHRON CLIN PRACT 0.878 0.878 4439 NEPHRON EXP NEPHROL 0.950 0.950 4440 NERVENARZT 0.886 0.929 0.899 0.905 4441 NERVENHEILKUNDE 0.188 0.431 0.452 0.357 4442 NETH J GEOSCI 0.710 0.710 4443 NETH J MED 0.854 0.566 0.576 0.665

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4444 NETH J ZOOL 0.469 0.917 0.462 0.616 4445 NETWORK-COMP NEURAL 1.733 2.208 1.227 1.723 4446 NETWORKS 0.460 0.649 0.571 0.560 4447 NEUES JAHRB GEOL P-A 0.393 0.344 0.339 0.359 4448 NEUES JAHRB GEOL P-M 0.104 0.123 0.152 0.126 4449 NEUES JB MINER ABH 0.182 0.424 0.419 0.342 4450 NEUES JB MINER MONAT 0.341 0.410 0.430 0.394 4451 NEURAL COMPUT 2.313 2.747 2.364 2.475 4452 NEURAL COMPUT APPL 0.310 0.449 0.167 0.309 4453 NEURAL NETWORKS 1.557 1.774 1.736 1.689 4454 NEURAL PROCESS LETT 0.317 0.631 0.605 0.518 4455 NEURO-ONCOLOGY 2.717 3.365 3.907 3.330 4456 NEURO-OPHTHALMOLOGY 0.184 0.105 0.182 0.157 4457 NEUROBIOL AGING 6.155 5.552 5.516 5.741 4458 NEUROBIOL DIS 5.153 4.782 4.389 4.775 4459 NEUROBIOL LEARN MEM 2.417 2.758 4.443 3.206 4460 NEUROCASE 1.769 1.884 0.978 1.544 4461 NEUROCHEM INT 2.902 3.261 3.211 3.125 4462 NEUROCHEM RES 1.672 1.511 2.218 1.800 4463 NEUROCHIRURGIE 0.210 0.248 0.311 0.256 4464 NEUROCIRUGIA 0.244 0.202 0.299 0.248 4465 NEUROCOMPUTING 0.620 0.592 0.641 0.618 4466 NEUROENDOCRINOL LETT 1.278 1.592 1.048 1.306 4467 NEUROENDOCRINOLOGY 2.511 2.844 2.509 2.621 4468 NEUROEPIDEMIOLOGY 2.139 1.762 1.758 1.886 4469 NEUROGASTROENT MOTIL 2.083 2.500 2.549 2.377 4470 NEUROGENETICS 3.361 3.028 3.115 3.168 4471 NEUROIMAG CLIN N AM 0.814 0.663 0.837 0.771 4472 NEUROIMAGE 5.624 6.192 4.869 5.562 4473 NEUROIMMUNOMODULAT 1.153 1.122 1.900 1.392 4474 NEUROINFORMATICS 3.000 3.000 4475 NEUROL CLIN 2.039 1.330 1.489 1.619 4476 NEUROL CROATICA 0.143 0.000 0.043 0.062 4477 NEUROL INDIA 0.257 0.246 0.339 0.281 4478 NEUROL MED-CHIR 0.399 0.408 0.460 0.422 4479 NEUROL PSYCHIAT BR 0.527 0.300 0.162 0.330 4480 NEUROL RES 0.969 1.026 1.216 1.070 4481 NEUROL SCI 0.907 0.989 1.059 0.985 4482 NEUROL SURG TOKYO 0.185 0.233 0.159 0.192 4483 NEUROLOGIA 0.642 0.752 0.697 4484 NEUROLOGIST 0.308 0.221 0.922 0.484 4485 NEUROLOGY 5.340 5.678 5.973 5.664 4486 NEUROMODULATION 0.870 0.875 0.774 0.840 4487 NEUROMOL MED 3.472 4.548 4.010 4488 NEUROMUSCULAR DISORD 2.587 2.894 3.042 2.841 4489 NEURON 13.846 14.109 14.439 14.131 4490 NEUROPATH APPL NEURO 2.950 3.022 3.402 3.125 4491 NEUROPATHOLOGY 0.961 0.640 1.198 0.933

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4492 NEUROPEDIATRICS 0.959 1.383 1.619 1.320 4493 NEUROPEPTIDES 1.477 2.153 2.494 2.041 4494 NEUROPHARMACOLOGY 3.412 3.801 3.734 3.649 4495 NEUROPHYSIOL CLIN 1.524 0.783 0.729 1.012 4496 NEUROPSY NEUROPSY BE 1.757 1.288 1.414 1.486 4497 NEUROPSYCHIATRIE 0.250 0.812 1.414 0.825 4498 NEUROPSYCHOBIOLOGY 2.065 1.479 1.667 1.737 4499 NEUROPSYCHOL REHABIL 1.200 1.152 1.333 1.228 4500 NEUROPSYCHOL REV 2.043 1.625 2.125 1.931 4501 NEUROPSYCHOLOGIA 3.184 2.695 3.668 3.182 4502 NEUROPSYCHOLOGY 2.324 2.027 2.357 2.236 4503 NEUROPSYCHOPHARMACOL 4.497 5.201 4.941 4.880 4504 NEURORADIOLOGY 1.040 1.213 1.515 1.256 4505 NEUROREHAB NEURAL RE 0.592 1.850 1.221 4506 NEUROREPORT 2.265 2.503 2.351 2.373 4507 NEUROSCI BIOBEHAV R 5.504 5.482 6.346 5.777 4508 NEUROSCI LETT 2.100 1.967 2.019 2.029 4509 NEUROSCI RES 1.812 2.200 2.155 2.056 4510 NEUROSCI RES COMMUN 0.293 0.481 0.386 0.387 4511 NEUROSCIENCE 3.457 3.601 3.456 3.505 4512 NEUROSCIENTIST 1.594 2.822 3.175 2.530 4513 NEUROSIGNALS 3.176 3.585 3.381 4514 NEUROSURG CLIN N AM 0.573 0.800 1.094 0.822 4515 NEUROSURG QUART 0.269 0.240 0.308 0.272 4516 NEUROSURG REV 0.797 1.074 1.338 1.070 4517 NEUROSURGERY 2.896 2.338 2.517 2.584 4518 NEUROTOXICOL TERATOL 1.629 1.794 2.508 1.977 4519 NEUROTOXICOLOGY 1.659 1.856 2.500 2.005 4520 NEUROUROL URODYNAM 2.537 2.927 3.652 3.039 4521 NEW ASTRON 3.108 3.866 2.171 3.048 4522 NEW ASTRON REV 1.329 1.049 0.836 1.071 4523 NEW CARBON MATER 1.165 1.165 4524 NEW DIAM FRONT C TEC 0.462 1.361 0.691 0.838 4525 NEW ENGL J MED 31.736 34.833 38.570 35.046 4526 NEW FOREST 0.435 0.500 0.694 0.543 4527 NEW GENERAT COMPUT 0.386 1.029 0.854 0.756 4528 NEW GENET SOC 0.452 0.419 0.500 0.457 4529 NEW J CHEM 2.060 2.272 2.735 2.356 4530 NEW J PHYS 1.768 2.480 3.095 2.448 4531 NEW PHYTOL 2.945 3.118 3.355 3.139 4532 NEW SCI 0.277 0.277 0.198 0.251 4533 NEW ZEAL J AGR RES 0.488 0.410 0.662 0.520 4534 NEW ZEAL J BOT 0.941 0.738 0.569 0.749 4535 NEW ZEAL J CROP HORT 0.394 0.292 0.338 0.341 4536 NEW ZEAL J ECOL 1.146 1.111 0.568 0.942 4537 NEW ZEAL J GEOL GEOP 0.839 1.189 0.795 0.941 4538 NEW ZEAL J MAR FRESH 0.628 0.868 0.945 0.814 4539 NEW ZEAL J ZOOL 0.816 0.672 0.615 0.701

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4540 NEW ZEAL MED J 0.783 0.554 0.669 4541 NEW ZEAL VET J 1.569 0.755 0.517 0.947 4542 NEWS PHYSIOL SCI 2.715 3.682 3.306 3.234 4543 NEWSL STRATIGR 0.235 0.235 4544 NIHON REOROJI GAKK 0.320 0.320 4545 NIPPON KAGAKU KAISHI 0.188 0.147 0.224 0.186 4546 NIPPON NOGEIK KAISHI 0.097 0.087 0.091 0.092 4547 NIPPON SUISAN GAKK 0.171 0.091 0.143 0.135 4548 NITRIC OXIDE-BIOL CH 3.314 2.906 2.545 2.922 4549 NJAS-WAGEN J LIFE SC 0.324 0.324 4550 NMR BIOMED 2.160 3.333 3.414 2.969 4551 NODEA-NONLINEAR DIFF 0.396 0.471 0.396 0.421 4552 NOISE CONTROL ENG J 0.070 0.304 0.175 0.183 4553 NONLINEAR ANAL-REAL 0.257 0.477 0.367 4554 NONLINEAR ANAL-THEOR 0.314 0.354 0.459 0.376 4555 NONLINEAR DYNAM 0.776 0.958 0.774 0.836 4556 NONLINEAR PROC GEOPH 0.797 0.682 1.324 0.934 4557 NONLINEARITY 1.108 1.054 0.962 1.041 4558 NORD HYDROL 0.227 0.386 0.500 0.371 4559 NORD J BOT 0.178 0.279 0.433 0.297 4560 NORD PULP PAP RES J 0.739 0.683 1.024 0.815 4561 NORTH J APPL FOR 0.345 0.345 4562 NORTHEAST NAT 0.225 0.262 0.244 4563 NORTHWEST SCI 0.238 0.349 0.380 0.322 4564 NORW J GEOL 1.583 1.333 1.458 4565 NOTES REC ROY SOC 0.091 0.135 0.233 0.153 4566 NOVA HEDWIGIA 0.588 0.819 0.594 0.667 4567 NOVART FDN SYMP 1.934 2.282 1.879 2.032 4568 NOVON 0.184 0.219 0.231 0.211 4569 NTT REVIEW 0.263 0.117 0.165 0.182 4570 NUCL ENERG-J BR NUCL 0.070 0.103 0.061 0.078 4571 NUCL ENG DES 0.386 0.415 0.440 0.414 4572 NUCL ENG INT 0.035 0.064 0.059 0.053 4573 NUCL FUSION 2.302 3.390 2.398 2.697 4574 NUCL INSTRUM METH A 1.167 1.166 1.349 1.227 4575 NUCL INSTRUM METH B 1.158 1.041 0.997 1.065 4576 NUCL MED BIOL 1.924 2.000 2.713 2.212 4577 NUCL MED COMMUN 1.127 1.230 1.602 1.320 4578 NUCL PHYS A 1.568 1.761 2.108 1.812 4579 NUCL PHYS B 5.409 5.297 5.819 5.508 4580 NUCL PHYS B-PROC SUP 1.117 0.990 0.944 1.017 4581 NUCL SCI ENG 0.714 0.601 0.597 0.637 4582 NUCL TECHNOL 0.458 0.339 0.446 0.414 4583 NUCLEIC ACIDS RES 7.051 6.575 7.260 6.962 4584 NUCLEOS NUCLEOT NUCL 0.781 0.813 0.429 0.674 4585 NUKLEARMED-NUCL MED 2.056 1.849 1.950 1.952 4586 NUKLEONIKA 0.500 0.231 0.167 0.299 4587 NUMER ALGORITHMS 0.416 0.395 0.264 0.358

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4588 NUMER FUNC ANAL OPT 0.311 0.616 0.366 0.431 4589 NUMER HEAT TR A-APPL 0.863 0.914 0.524 0.767 4590 NUMER HEAT TR B-FUND 0.709 1.052 0.598 0.786 4591 NUMER LINEAR ALGEBR 0.706 1.042 0.727 0.825 4592 NUMER MATH 1.239 1.206 1.011 1.152 4593 NUMER METH PART D E 0.737 0.624 0.631 0.664 4594 NUOVO CIMENTO B 0.366 0.285 0.307 0.319 4595 NUOVO CIMENTO C 0.310 0.269 0.272 0.284 4596 NURS CLIN N AM 0.271 0.281 0.391 0.314 4597 NURS ECON 0.765 0.564 0.665 4598 NURS EDUC TODAY 0.594 0.598 0.388 0.527 4599 NURS ETHICS 0.483 0.516 0.526 0.508 4600 NURS OUTLOOK 0.758 1.169 0.724 0.884 4601 NURS RES 1.258 1.129 1.553 1.313 4602 NURS SCI QUART 1.015 0.815 1.254 1.028 4603 NUTR CANCER 2.164 1.972 2.149 2.095 4604 NUTR CYCL AGROECOSYS 0.772 0.671 0.819 0.754 4605 NUTR METAB CARDIOVAS 1.679 2.148 1.253 1.693 4606 NUTR NEUROSCI 1.000 1.256 1.708 1.321 4607 NUTR RES 0.791 0.717 0.570 0.693 4608 NUTR RES REV 2.385 2.065 1.306 1.919 4609 NUTR REV 2.013 2.318 2.264 2.198 4610 NUTRITION 2.272 2.324 1.958 2.185 4611 OBES RES 3.025 3.409 3.701 3.378 4612 OBES SURG 2.356 2.421 3.726 2.834 4613 OBSERVATORY 0.528 0.595 0.513 0.545 4614 OBSTET GYN CLIN N AM 1.075 0.810 1.184 1.023 4615 OBSTET GYNECOL 2.482 2.957 3.512 2.984 4616 OBSTET GYNECOL SURV 1.573 1.773 2.000 1.782 4617 OCCUP ENVIRON MED 2.000 1.847 1.916 1.921 4618 OCCUP MED-OXFORD 0.604 0.693 1.007 0.768 4619 OCEAN COAST MANAGE 0.667 0.337 0.520 0.508 4620 OCEAN ENG 0.371 0.533 0.435 0.446 4621 OCEANOGR MAR BIOL 2.867 2.647 4.118 3.211 4622 OCEANOL ACTA 0.871 0.913 0.763 0.849 4623 OCEANOLOGIA 0.656 0.656 4624 OCEANOLOGY+ 0.324 0.293 0.289 0.302 4625 OCUL IMMUNOL INFLAMM 0.969 0.516 0.562 0.682 4626 ODONATOLOGICA 0.284 0.352 0.284 0.307 4627 OECOLOGIA 2.602 3.128 2.899 2.876 4628 OFIOLITI 0.547 0.288 1.125 0.653 4629 OHIO J SCI 0.143 0.061 0.023 0.076 4630 OIKOS 2.387 2.142 2.901 2.477 4631 OIL GAS J 0.076 0.085 0.070 0.077 4632 OIL GAS SCI TECHNOL 0.400 0.333 0.270 0.334 4633 OIL GAS-EUR MAG 0.078 0.069 0.193 0.113 4634 OIL SHALE 0.359 0.321 0.282 0.321 4635 OLIGONUCLEOTIDES 1.552 1.552

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4636 OMEGA-INT J MANAGE S 0.510 0.558 0.286 0.451 4637 ONCOGENE 5.979 6.495 6.318 6.264 4638 ONCOL REP 1.171 1.256 1.356 1.261 4639 ONCOL RES 1.476 1.794 1.844 1.705 4640 ONCOLOGIST 3.962 4.623 4.293 4641 ONCOLOGY-BASEL 2.330 2.381 2.114 2.275 4642 ONDERSTEPOORT J VET 0.506 0.548 0.487 0.514 4643 ONKOLOGIE 0.855 1.154 1.283 1.097 4644 ONLINE INFORM REV 0.349 0.417 0.581 0.449 4645 OPEN SYST INF DYN 0.396 0.702 0.549 4646 OPER DENT 1.168 1.136 1.341 1.215 4647 OPER RES 0.892 0.672 0.803 0.789 4648 OPER RES LETT 0.452 0.449 0.597 0.499 4649 OPER TECHN SPORT MED 0.390 0.457 0.127 0.325 4650 OPHELIA 0.815 0.935 0.875 0.875 4651 OPHTHAL EPIDEMIOL 1.246 1.246 4652 OPHTHAL PHYSL OPT 0.876 1.016 0.925 0.939 4653 OPHTHAL PLAST RECONS 0.656 0.667 0.662 4654 OPHTHAL RES 0.975 1.000 0.988 4655 OPHTHAL SURG LAS IM 0.396 0.508 0.452 4656 OPHTHALMOLOGE 0.601 0.508 0.466 0.525 4657 OPHTHALMOLOGICA 0.647 0.663 0.645 0.652 4658 OPHTHALMOLOGY 2.863 3.162 3.210 3.078 4659 OPT APPL 0.291 0.221 0.308 0.273 4660 OPT COMMUN 1.488 1.482 1.581 1.517 4661 OPT ENG 0.899 0.877 0.952 0.909 4662 OPT EXPRESS 2.331 3.219 3.797 3.116 4663 OPT FIBER TECHNOL 1.200 1.000 1.622 1.274 4664 OPT LASER ENG 0.745 1.006 0.935 0.895 4665 OPT LASER TECHNOL 0.566 0.684 0.712 0.654 4666 OPT LETT 3.511 3.395 3.882 3.596 4667 OPT MATER 0.879 1.623 1.339 1.280 4668 OPT QUANT ELECTRON 0.732 0.879 1.000 0.870 4669 OPT REV 0.538 0.597 0.616 0.584 4670 OPT SPECTROSC+ 0.647 0.519 0.602 0.589 4671 OPTIK 0.581 0.534 0.507 0.541 4672 OPTIM CONTR APPL MET 0.111 0.378 0.405 0.298 4673 OPTIM METHOD SOFTW 0.392 0.306 0.273 0.324 4674 OPTIMIZATION 0.206 0.330 0.268 4675 OPTO-ELECTRON REV 0.466 0.624 0.871 0.654 4676 OPTOMETRY VISION SCI 1.160 1.038 1.360 1.186 4677 OR SPECTRUM 0.490 0.720 0.605 4678 ORAL DIS 1.019 1.016 1.585 1.207 4679 ORAL MICROBIOL IMMUN 1.441 1.242 1.759 1.481 4680 ORAL ONCOL 1.873 1.876 2.000 1.916 4681 ORAL SURG ORAL MED O 0.983 1.027 0.973 0.994 4682 ORDER 0.276 0.267 0.367 0.303 4683 ORE GEOL REV 1.067 1.528 1.041 1.212

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4684 ORG BIOMOL CHEM 2.194 2.194 4685 ORG DIVERS EVOL 0.450 1.286 1.380 1.039 4686 ORG ELECTRON 3.636 3.636 4687 ORG GEOCHEM 1.756 1.712 1.896 1.788 4688 ORG LETT 3.715 4.092 4.195 4.001 4689 ORG PREP PROCED INT 0.686 0.841 0.791 0.773 4690 ORG PROCESS RES DEV 0.895 1.041 1.416 1.117 4691 ORGANOMETALLICS 3.215 3.375 3.196 3.262 4692 ORIENT INSECTS 0.100 0.020 0.125 0.082 4693 ORIGINS LIFE EVOL B 1.500 1.678 2.508 1.895 4694 ORL J OTO-RHINO-LARY 0.783 0.675 0.616 0.691 4695 ORNIS FENNICA 0.435 0.659 0.738 0.611 4696 ORTHOP CLIN N AM 0.989 0.907 0.950 0.949 4697 ORTHOPADE 0.583 0.409 0.369 0.454 4698 ORTHOPEDICS 0.267 0.283 0.553 0.368 4699 ORYX 0.937 1.253 1.090 1.093 4700 OSAKA J MATH 0.381 0.307 0.214 0.301 4701 OSIRIS 0.167 0.200 0.250 0.206 4702 OSTEOARTHR CARTILAGE 2.763 2.964 3.572 3.100 4703 OSTEOPOROSIS INT 3.724 3.799 2.954 3.492 4704 OSTRICH 0.149 0.187 0.617 0.318 4705 OTOL NEUROTOL 0.637 1.073 1.219 0.976 4706 OTOLARYNG CLIN N AM 0.717 0.561 0.677 0.652 4707 OTOLARYNG HEAD NECK 1.038 1.051 1.300 1.130 4708 OUTLOOK AGR 0.455 0.357 0.143 0.318 4709 OXFORD B ECON STAT 0.500 0.536 0.472 0.503 4710 OXID COMMUN 0.260 0.228 0.241 0.243 4711 OXID MET 1.208 1.168 1.568 1.315 4712 OZONE-SCI ENG 0.579 0.475 0.490 0.515 4713 P ACAD NAT SCI PHILA 0.483 1.300 0.348 0.710 4714 P AM MATH SOC 0.334 0.389 0.508 0.410 4715 P BIOL SOC WASH 0.271 0.506 0.424 0.400 4716 P COMBUST INST 0.683 0.683 4717 P EDINBURGH MATH SOC 0.386 0.333 0.336 0.352 4718 P ENTOMOL SOC WASH 0.392 0.214 0.359 0.322 4719 P GEOLOGIST ASSOC 0.508 0.371 0.392 0.424 4720 P I CIVIL ENG-CIV EN 0.063 0.095 0.071 0.076 4721 P I CIVIL ENG-GEOTEC 0.340 0.192 0.160 0.231 4722 P I CIVIL ENG-MAR EN 4723 P I CIVIL ENG-MUNIC 0.024 0.069 0.190 0.094 4724 P I CIVIL ENG-STR B 0.176 0.164 0.181 0.174 4725 P I CIVIL ENG-TRANSP 0.062 0.057 0.062 0.060 4726 P I CIVIL ENG-WAT M 0.182 0.182 4727 P I MECH ENG A-J POW 0.118 0.263 0.243 0.208 4728 P I MECH ENG B-J ENG 0.182 0.280 0.249 0.237 4729 P I MECH ENG C-J MEC 0.226 0.212 0.206 0.215 4730 P I MECH ENG D-J AUT 0.224 0.239 0.266 0.243 4731 P I MECH ENG E-J PRO 0.059 0.140 0.196 0.132

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4732 P I MECH ENG F-J RAI 0.208 0.192 0.140 0.180 4733 P I MECH ENG G-J AER 0.175 0.218 0.143 0.179 4734 P I MECH ENG H 0.740 0.556 0.618 0.638 4735 P I MECH ENG I-J SYS 0.110 0.220 0.229 0.186 4736 P I MECH ENG J-J ENG 0.469 0.566 0.316 0.450 4737 P I MECH ENG K-J MUL 0.170 0.085 0.128 4738 P I MECH ENG L-J MAT 0.205 0.265 0.113 0.194 4739 P IEEE 2.784 2.738 3.336 2.953 4740 P INDIAN AS-CHEM SCI 0.420 0.649 0.493 0.521 4741 P INDIAN AS-EARTH 0.353 0.312 0.424 0.363 4742 P INDIAN AS-MATH SCI 0.092 0.241 0.304 0.212 4743 P JPN ACAD A-MATH 0.250 0.179 0.253 0.227 4744 P JPN ACAD B-PHYS 0.771 0.739 1.000 0.837 4745 P LINN SOC N S W 0.625 0.462 0.917 0.668 4746 P LOND MATH SOC 1.000 0.731 0.872 0.868 4747 P NATL ACAD SCI USA 10.700 10.272 10.452 10.475 4748 P NUTR SOC 2.574 3.287 2.202 2.688 4749 P REL MAINT S 0.034 0.034 4750 P ROY SOC A-MATH PHY 1.326 1.326 4751 P ROY SOC B-BIOL SCI 3.653 3.653 4752 P ROY SOC EDINB A 0.537 0.623 0.487 0.549 4753 P YORKS GEOL SOC 0.542 0.545 0.312 0.466 4754 PAC J MATH 0.467 0.455 0.465 0.462 4755 PACE 1.350 1.132 1.019 1.167 4756 PACKAG TECHNOL SCI 0.268 0.377 0.362 0.336 4757 PAEDIATR PERINAT EP 1.725 1.673 1.173 1.524 4758 PAIN 4.829 4.556 4.061 4.482 4759 PAIN MED 0.647 0.933 1.841 1.140 4760 PAKISTAN J BOT 0.132 0.186 0.159 4761 PALAEOGEOGR PALAEOCL 1.497 1.766 1.974 1.746 4762 PALAEONTOGR ABT A 0.944 0.944 4763 PALAEONTOGR ABT B 0.267 0.267 4764 PALAEONTOLOGY 0.734 1.190 1.110 1.011 4765 PALAIOS 1.084 1.500 1.212 1.265 4766 PALEOBIOLOGY 2.265 1.659 1.725 1.883 4767 PALEOCEANOGRAPHY 3.871 3.048 3.018 3.312 4768 PALLIATIVE MED 1.421 1.185 1.268 1.291 4769 PAN-PAC ENTOMOL 0.214 0.230 0.254 0.233 4770 PANCREAS 1.456 1.855 1.872 1.728 4771 PANCREATOLOGY 1.011 1.596 1.445 1.351 4772 PANMINERVA MED 0.317 0.495 0.674 0.495 4773 PAP PUU-PAP TIM 0.101 0.096 0.140 0.112 4774 PARALLEL COMPUT 0.625 0.908 0.915 0.816 4775 PARASITE 0.564 0.488 0.833 0.628 4776 PARASITE IMMUNOL 1.633 1.956 1.474 1.688 4777 PARASITOL INT 1.030 1.205 1.083 1.106 4778 PARASITOL RES 1.046 1.000 1.060 1.035 4779 PARASITOLOGY 1.828 1.821 1.685 1.778

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4780 PARKINSONISM RELAT D 1.596 2.143 1.250 1.663 4781 PART PART SYST CHAR 0.633 0.605 0.787 0.675 4782 PARTICUL SCI TECHNOL 0.390 0.273 0.260 0.308 4783 PATHOBIOLOGY 1.282 0.955 1.540 1.259 4784 PATHOL BIOL 0.751 0.654 0.543 0.649 4785 PATHOL INT 0.935 1.163 1.073 1.057 4786 PATHOL RES PRACT 0.850 0.821 0.681 0.784 4787 PATHOLOGE 0.423 0.562 0.492 0.492 4788 PATHOLOGY 0.880 1.112 1.260 1.084 4789 PATHOPHYSIOL HAEMO T 0.400 0.799 0.600 4790 PATIENT EDUC COUNS 0.995 1.130 1.429 1.185 4791 PATTERN ANAL APPL 0.667 0.745 0.803 0.738 4792 PATTERN RECOGN 1.038 1.611 2.176 1.608 4793 PATTERN RECOGN LETT 0.409 0.809 0.576 0.598 4794 PCI J 0.253 0.390 0.196 0.280 4795 PDA J PHARM SCI TECH 0.562 0.556 0.586 0.568 4796 PEDIATR ALLERGY IMMU 1.807 1.573 2.151 1.844 4797 PEDIATR ANESTH 1.105 1.105 4798 PEDIATR ANN 0.223 0.318 0.374 0.305 4799 PEDIATR BLOOD CANCER 4800 PEDIATR CARDIOL 0.771 0.581 0.694 0.682 4801 PEDIATR CLIN N AM 1.598 1.926 1.308 1.611 4802 PEDIATR DERMATOL 0.776 0.837 0.783 0.799 4803 PEDIATR DEVEL PATHOL 0.887 1.467 1.217 1.190 4804 PEDIATR EMERG CARE 0.553 0.505 0.474 0.511 4805 PEDIATR EXERC SCI 0.982 0.831 1.375 1.063 4806 PEDIATR HEMAT ONCOL 0.557 0.671 0.491 0.573 4807 PEDIATR INFECT DIS J 2.376 2.262 2.735 2.458 4808 PEDIATR INT 0.516 0.483 0.580 0.526 4809 PEDIATR NEPHROL 1.420 1.219 1.440 1.360 4810 PEDIATR NEUROL 1.247 1.243 1.184 1.225 4811 PEDIATR NEUROSURG 0.917 1.013 1.000 0.977 4812 PEDIATR PATHOL MOL M 0.250 0.228 0.217 0.232 4813 PEDIATR PULM 1.739 1.917 1.662 1.773 4814 PEDIATR RADIOL 0.691 0.942 1.052 0.895 4815 PEDIATR RES 3.382 3.064 2.875 3.107 4816 PEDIATR SURG INT 0.571 0.562 0.493 0.542 4817 PEDIATR TRANSPLANT 1.767 1.630 1.699 4818 PEDIATRICS 3.416 3.781 3.903 3.700 4819 PEDOBIOLOGIA 0.832 0.711 0.500 0.681 4820 PEPTIDES 2.635 2.440 2.511 2.529 4821 PERCEPT PSYCHOPHYS 1.467 1.856 1.471 1.598 4822 PERCEPTION 1.314 1.259 1.271 1.281 4823 PERFORM EVALUATION 0.686 0.770 0.648 0.701 4824 PERFUSION-UK 0.618 0.893 0.607 0.706 4825 PERIOD BIOL 0.094 0.187 0.140 0.140 4826 PERIODONTOL 2000 2.493 1.333 2.457 2.094 4827 PERITON DIALYSIS INT 1.915 1.950 1.056 1.640

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4828 PERMAFROST PERIGLAC 0.983 1.210 0.984 1.059 4829 PERSOONIA 0.545 0.640 0.263 0.483 4830 PERSPECT BIOL MED 0.552 0.797 0.890 0.746 4831 PERSPECT PLANT ECOL 1.850 1.609 1.730 4832 PERSPECT PSYCHIATR C 0.240 0.333 0.571 0.381 4833 PESQUI AGROPECU BRAS 0.133 0.119 0.167 0.140 4834 PESQUISA VET BRASIL 0.288 0.176 0.373 0.279 4835 PEST MANAG SCI 1.178 1.331 1.184 1.231 4836 PESTIC BIOCHEM PHYS 0.899 0.768 1.133 0.933 4837 PETROL CHEM+ 0.099 0.113 0.108 0.107 4838 PETROL GEOSCI 0.447 0.367 0.638 0.484 4839 PETROL SCI TECHNOL 0.228 0.287 0.312 0.276 4840 PETROLOGY+ 0.723 0.619 0.908 0.750 4841 PFERDEHEILKUNDE 0.187 0.382 0.242 0.270 4842 PFLUG ARCH EUR J PHY 1.695 2.063 2.260 2.006 4843 PHARM BIOL 0.262 0.413 0.441 0.372 4844 PHARM DEV TECHNOL 0.627 0.657 0.614 0.633 4845 PHARM IND 0.279 0.349 0.190 0.273 4846 PHARM RES 2.609 2.940 2.775 4847 PHARM WORLD SCI 0.357 0.565 0.854 0.592 4848 PHARMACOECONOMICS 1.686 2.096 1.958 1.913 4849 PHARMACOEPIDEM DR S 1.092 1.257 2.098 1.482 4850 PHARMACOGENETICS 5.540 5.851 6.406 5.932 4851 PHARMACOGENOMICS 3.506 4.056 3.781 4852 PHARMACOL BIOCHEM BE 1.741 2.307 2.527 2.192 4853 PHARMACOL RES 0.991 1.144 0.740 0.958 4854 PHARMACOL REV 26.568 27.067 22.837 25.491 4855 PHARMACOL THERAPEUT 5.630 7.397 7.496 6.841 4856 PHARMACOL TOXICOL 1.271 1.302 1.342 1.305 4857 PHARMACOLOGY 1.599 0.976 1.132 1.236 4858 PHARMACOPSYCHIATRY 1.844 2.777 2.089 2.237 4859 PHARMACOTHERAPY 1.924 2.002 2.277 2.068 4860 PHARMAZIE 0.740 0.696 0.587 0.674 4861 PHASE TRANSIT 0.697 0.558 0.581 0.612 4862 PHIL MAG LETT 1.421 1.314 1.626 1.454 4863 PHILIPP AGRIC SCI 0.033 0.099 0.066 4864 PHILOS MAG 1.167 1.167 4865 PHILOS MAG A 1.629 1.409 2.136 1.725 4866 PHILOS MAG B 1.158 1.413 1.343 1.305 4867 PHILOS SCI 0.510 0.496 0.562 0.523 4868 PHILOS T ROY SOC A 1.639 1.115 1.590 1.448 4869 PHILOS T ROY SOC B 3.410 3.586 4.128 3.708 4870 PHLEBOLOGIE 0.657 0.379 1.100 0.712 4871 PHLEBOLOGY 0.314 0.407 0.493 0.405 4872 PHOSPHORUS SULFUR 0.433 0.323 0.426 0.394 4873 PHOTOCH PHOTOBIO SCI 1.359 1.798 1.579 4874 PHOTOCHEM PHOTOBIOL 2.241 1.929 2.054 2.075 4875 PHOTODERMATOL PHOTO 1.290 1.000 0.885 1.058

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103

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4876 PHOTOGRAMM ENG REM S 1.176 0.857 1.574 1.202 4877 PHOTOGRAMM REC 0.633 0.519 0.615 0.589 4878 PHOTON SPECTRA 0.095 0.113 0.148 0.119 4879 PHOTONIC NETW COMMUN 0.661 0.508 0.811 0.660 4880 PHOTOSYNTH RES 1.567 2.239 2.614 2.140 4881 PHOTOSYNTHETICA 0.773 0.661 0.734 0.723 4882 PHYCOLOGIA 1.452 1.364 1.619 1.478 4883 PHYS ATOM NUCL+ 0.533 0.467 0.781 0.594 4884 PHYS CHEM CHEM PHYS 1.838 1.959 2.076 1.958 4885 PHYS CHEM EARTH 0.574 0.577 0.576 4886 PHYS CHEM GLASSES 0.691 1.043 0.727 0.820 4887 PHYS CHEM LIQ 0.533 0.397 0.478 0.469 4888 PHYS CHEM MINER 1.306 1.671 1.497 1.491 4889 PHYS EARTH PLANET IN 1.246 2.034 2.370 1.883 4890 PHYS FLUIDS 1.697 1.566 1.761 1.675 4891 PHYS GEOGR 0.629 0.600 0.316 0.515 4892 PHYS LETT A 1.483 1.324 1.454 1.420 4893 PHYS LETT B 4.298 4.066 4.619 4.328 4894 PHYS LOW-DIMENS STR 0.441 0.398 0.311 0.383 4895 PHYS MED BIOL 2.342 2.128 2.368 2.279 4896 PHYS MED REHAB KUROR 0.441 0.485 0.698 0.541 4897 PHYS MEDICA 0.288 0.366 0.341 0.332 4898 PHYS MET METALLOGR+ 0.462 0.369 0.448 0.426 4899 PHYS PART NUCLEI+ 0.237 0.333 0.285 4900 PHYS PERSPECT 0.172 0.481 0.327 4901 PHYS PLASMAS 2.212 2.146 1.894 2.084 4902 PHYS REP 12.645 11.980 14.742 13.122 4903 PHYS REV A 2.986 2.589 2.902 2.826 4904 PHYS REV B 3.327 2.962 3.075 3.121 4905 PHYS REV C 2.848 2.708 3.125 2.894 4906 PHYS REV D 4.358 4.599 5.156 4.704 4907 PHYS REV E 2.397 2.202 2.352 2.317 4908 PHYS REV LETT 7.323 7.035 7.218 7.192 4909 PHYS REV SPEC TOP-AC 0.145 0.130 0.138 4910 PHYS SCRIPTA 0.748 0.688 0.661 0.699 4911 PHYS SOLID STATE+ 0.600 0.746 0.724 0.690 4912 PHYS STATUS SOLIDI A 0.979 0.950 0.860 0.930 4913 PHYS STATUS SOLIDI B 0.930 0.987 0.982 0.966 4914 PHYS THER 1.658 1.592 1.950 1.733 4915 PHYS THER SPORT 0.316 0.316 4916 PHYS TODAY 5.000 5.020 5.211 5.077 4917 PHYS WORLD 1.149 0.956 1.020 1.042 4918 PHYS-USP+ 2.595 1.877 2.236 4919 PHYSCHEMCOMM 1.643 2.113 1.951 1.902 4920 PHYSICA A 1.369 1.180 1.369 1.306 4921 PHYSICA B 0.609 0.908 0.679 0.732 4922 PHYSICA C 0.912 1.192 1.072 1.059 4923 PHYSICA D 1.655 1.559 1.666 1.627

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4924 PHYSICA E 1.107 0.930 0.898 0.978 4925 PHYSICIAN SPORTSMED 0.492 0.322 0.339 0.384 4926 PHYSIOL BEHAV 1.652 2.027 2.044 1.908 4927 PHYSIOL BIOCHEM ZOOL 1.538 1.542 1.465 1.515 4928 PHYSIOL ENTOMOL 1.278 1.044 1.352 1.225 4929 PHYSIOL GENOMICS 4.667 4.368 3.855 4.297 4930 PHYSIOL MEAS 1.160 1.159 1.257 1.192 4931 PHYSIOL MOL PLANT P 1.634 1.262 1.092 1.329 4932 PHYSIOL PLANTARUM 1.565 1.767 2.017 1.783 4933 PHYSIOL RES 0.984 0.939 1.140 1.021 4934 PHYSIOL REV 26.532 36.831 33.918 32.427 4935 PHYSIOLOGY 4936 PHYTOCHEM ANALYSIS 1.439 1.394 1.385 1.406 4937 PHYTOCHEMISTRY 1.686 1.889 2.101 1.892 4938 PHYTOCOENOLOGIA 0.721 0.359 0.389 0.490 4939 PHYTOMEDICINE 1.377 1.138 1.201 1.239 4940 PHYTON-ANN REI BOT A 0.103 0.148 0.099 0.117 4941 PHYTOPARASITICA 0.646 0.653 0.543 0.614 4942 PHYTOPATHOLOGY 2.220 2.450 2.222 2.297 4943 PHYTOPROTECTION 0.192 0.407 0.242 0.280 4944 PHYTOTHER RES 0.875 0.803 0.975 0.884 4945 PIGM CELL RES 2.197 2.919 3.000 2.705 4946 PLACENTA 2.359 2.706 2.683 2.583 4947 PLANET SPACE SCI 1.634 1.375 1.459 1.489 4948 PLANT BIOLOGY 1.352 1.420 1.582 1.451 4949 PLANT BIOSYST 0.310 0.274 0.292 4950 PLANT BIOTECHNOL J 2.738 2.738 4951 PLANT BREEDING 0.615 0.841 0.941 0.799 4952 PLANT CELL 10.751 10.679 11.295 10.908 4953 PLANT CELL ENVIRON 3.015 3.613 3.634 3.421 4954 PLANT CELL PHYSIOL 3.084 3.159 3.258 3.167 4955 PLANT CELL REP 1.340 1.423 1.457 1.407 4956 PLANT CELL TISS ORG 0.632 0.855 1.028 0.838 4957 PLANT DIS 1.429 1.611 1.497 1.512 4958 PLANT ECOL 0.991 1.000 1.275 1.089 4959 PLANT FOOD HUM NUTR 0.232 0.211 0.268 0.237 4960 PLANT GROWTH REGUL 0.850 0.688 0.693 0.744 4961 PLANT J 5.850 5.914 6.367 6.044 4962 PLANT MOL BIOL 4.529 3.795 3.510 3.945 4963 PLANT MOL BIOL REP 0.803 0.831 0.785 0.806 4964 PLANT PATHOL 1.167 1.264 1.467 1.299 4965 PLANT PHYSIOL 5.800 5.634 5.881 5.772 4966 PLANT PHYSIOL BIOCH 1.582 1.729 1.414 1.575 4967 PLANT PROD SCI 0.316 0.516 0.416 4968 PLANT SCI 1.556 1.652 1.389 1.532 4969 PLANT SOIL 1.290 1.594 1.542 1.475 4970 PLANT SOIL ENVIRON 0.170 0.170 4971 PLANT SYST EVOL 1.114 1.077 1.338 1.176

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

4972 PLANTA 2.960 3.053 3.113 3.042 4973 PLANTA MED 2.289 1.879 1.639 1.936 4974 PLASMA CHEM PLASMA P 1.292 1.157 1.847 1.432 4975 PLASMA DEVICES OPER 0.172 0.227 0.296 0.232 4976 PLASMA PHYS CONTR F 2.121 2.820 2.344 2.428 4977 PLASMA PHYS REP+ 0.742 0.731 0.914 0.796 4978 PLASMA SOURCES SCI T 1.816 1.676 1.931 1.808 4979 PLASMAS POLYM 1.205 1.205 4980 PLASMID 1.495 1.406 1.542 1.481 4981 PLAST ENG 0.124 0.038 0.043 0.068 4982 PLAST RECONSTR SURG 1.518 1.629 1.872 1.673 4983 PLAST RUBBER COMPOS 0.447 0.358 0.412 0.406 4984 PLAT SURF FINISH 0.172 0.079 0.081 0.111 4985 PLATELETS 1.477 2.017 2.125 1.873 4986 PLOS BIOL 13.868 13.868 4987 PMM-J APPL MATH MEC+ 0.209 0.224 0.200 0.211 4988 POINT VET 0.270 0.194 0.189 0.218 4989 POL J CHEM 0.528 0.515 0.640 0.561 4990 POL J ECOL 0.310 0.310 4991 POL J ENVIRON STUD 0.639 0.461 0.366 0.489 4992 POL J PHARMACOL 0.684 0.829 0.947 0.820 4993 POLAR BIOL 1.381 1.347 1.315 1.348 4994 POLAR RES 0.604 1.120 1.362 1.029 4995 POLIMERY-W 0.703 0.474 0.676 0.618 4996 POLYCYCL AROMAT COMP 0.556 0.320 0.616 0.497 4997 POLYHEDRON 1.414 1.584 1.586 1.528 4998 POLYM ADVAN TECHNOL 1.019 0.982 1.083 1.028 4999 POLYM BULL 0.711 0.795 0.937 0.814 5000 POLYM COMPOSITE 0.746 0.680 0.649 0.692 5001 POLYM DEGRAD STABIL 1.145 1.405 1.685 1.412 5002 POLYM ENG SCI 0.890 0.958 1.224 1.024 5003 POLYM INT 1.026 0.861 1.125 1.004 5004 POLYM J 0.881 0.887 1.125 0.964 5005 POLYM POLYM COMPOS 0.387 0.463 0.441 0.430 5006 POLYM REACT ENG 1.000 0.667 0.846 0.838 5007 POLYM SCI SER A+ 0.627 0.623 0.616 0.622 5008 POLYM SCI SER B+ 0.444 0.405 0.446 0.432 5009 POLYM TEST 0.730 0.722 1.199 0.884 5010 POLYM-KOREA 0.284 0.269 0.522 0.358 5011 POLYM-PLAST TECHNOL 0.514 0.345 0.352 0.404 5012 POLYMER 1.838 2.340 2.433 2.204 5013 POPUL ECOL 1.102 0.967 0.921 0.997 5014 POSITIVITY 0.360 0.500 0.226 0.362 5015 POSTGRAD MED 0.785 0.917 0.744 0.815 5016 POSTGRAD MED J 0.552 0.676 0.807 0.678 5017 POSTHARVEST BIOL TEC 1.341 1.883 1.714 1.646 5018 POTENTIAL ANAL 0.264 0.385 0.570 0.406 5019 POULTRY SCI 1.224 1.253 1.307 1.261

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106

Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5020 POWDER DIFFR 0.436 0.387 0.532 0.452 5021 POWDER METALL 0.337 0.670 0.505 0.504 5022 POWDER METALL MET C+ 0.138 0.127 0.148 0.138 5023 POWDER TECHNOL 0.941 0.951 0.986 0.959 5024 POWER 0.053 0.035 0.027 0.038 5025 POWER ENG J 0.197 0.213 0.345 0.252 5026 POWER ENG-US 0.000 0.019 0.010 5027 POWER ENGINEER 0.029 0.029 5028 PRAKT METALLOGR-PR M 0.176 0.216 0.238 0.210 5029 PRAKT TIERARZT 0.244 0.188 0.198 0.210 5030 PRAMANA-J PHYS 0.324 0.333 0.301 0.319 5031 PRAT MED CHIR ANIM 0.040 0.063 0.067 0.057 5032 PRECAMBRIAN RES 2.413 2.947 2.486 2.615 5033 PRECIS ENG 0.790 0.626 0.796 0.737 5034 PRENATAL DIAG 1.802 1.475 1.612 1.630 5035 PREP BIOCHEM BIOTECH 0.410 0.656 0.865 0.644 5036 PRESENCE-TELEOP VIRT 0.744 0.604 0.644 0.664 5037 PRESSE MED 0.395 0.353 0.347 0.365 5038 PREV MED 1.580 1.889 2.327 1.932 5039 PREV VET MED 1.433 1.063 1.260 1.252 5040 PRIMARY CARE 0.519 0.423 0.735 0.559 5041 PRIMARY CARE PSYCHIA 0.255 0.111 0.323 0.230 5042 PRIMATES 0.542 0.486 0.789 0.606 5043 PROBAB ENG INFORM SC 0.806 0.453 0.523 0.594 5044 PROBAB THEORY REL 1.036 0.953 1.164 1.051 5045 PROBABILIST ENG MECH 0.972 0.586 0.554 0.704 5046 PROCESS BIOCHEM 1.143 1.073 1.375 1.197 5047 PROCESS SAF ENVIRON 0.463 0.597 0.321 0.460 5048 PROCESS SAF PROG 0.233 0.213 0.301 0.249 5049 PROD ANIM 0.107 0.302 0.134 0.181 5050 PROD OPER MANAG 0.224 0.393 0.444 0.354 5051 PROD PLAN CONTROL 0.380 0.466 0.326 0.391 5052 PROF ENG 0.040 0.041 0.045 0.042 5053 PROG AEROSP SCI 1.188 1.229 1.514 1.310 5054 PROG BIOCHEM BIOPHYS 0.160 0.241 0.222 0.208 5055 PROG BIOPHYS MOL BIO 5.265 5.346 4.551 5.054 5056 PROG BRAIN RES 2.194 2.072 2.923 2.396 5057 PROG CARDIOVASC DIS 1.821 2.182 2.676 2.226 5058 PROG CHEM 0.319 0.555 0.437 5059 PROG CRYST GROWTH CH 0.700 0.469 0.531 0.567 5060 PROG ENERG COMBUST 3.061 2.963 2.844 2.956 5061 PROG EXP TUMOR RES 3.571 3.571 5062 PROG HISTOCHEM CYTO 0.875 1.889 2.500 1.755 5063 PROG INORG CHEM 4.286 8.500 7.200 6.662 5064 PROG LIPID RES 8.000 10.000 8.810 8.937 5065 PROG MATER SCI 11.600 12.000 10.467 11.356 5066 PROG NAT SCI 0.264 0.335 0.485 0.361 5067 PROG NEURO-PSYCHOPH 1.433 1.827 2.149 1.803

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5068 PROG NEUROBIOL 10.672 12.327 11.933 11.644 5069 PROG NUCL ENERG 0.329 0.782 0.284 0.465 5070 PROG NUCL MAG RES SP 4.808 5.971 6.885 5.888 5071 PROG NUCLEIC ACID RE 4.839 6.544 4.468 5.284 5072 PROG OCEANOGR 2.810 2.373 2.432 2.538 5073 PROG OPTICS 4.632 6.077 7.846 6.185 5074 PROG ORG COAT 0.799 0.958 1.214 0.990 5075 PROG PART NUCL PHYS 2.298 2.835 2.330 2.488 5076 PROG PHOTOVOLTAICS 1.043 1.085 1.196 1.108 5077 PROG PHYS GEOG 1.048 1.036 0.845 0.976 5078 PROG POLYM SCI 7.279 7.759 8.482 7.840 5079 PROG PSYCHOB PHYSIOL 0.750 0.750 5080 PROG QUANT ELECTRON 2.727 2.000 3.615 2.781 5081 PROG REACT KINET MEC 1.737 0.773 1.150 1.220 5082 PROG RETIN EYE RES 5.500 6.811 5.345 5.885 5083 PROG SOLID STATE CH 6.250 1.800 5.857 4.636 5084 PROG SURF SCI 4.096 3.744 2.692 3.511 5085 PROG THEOR PHYS 2.013 2.188 1.985 2.062 5086 PROG THEOR PHYS SUPP 0.456 0.368 0.607 0.477 5087 PROG UROL 0.417 0.377 0.399 0.398 5088 PROGRAM COMPUT SOFT+ 0.000 0.200 0.200 0.133 5089 PROGRAM-ELECTRON LIB 0.250 0.415 0.171 0.279 5090 PROPELL EXPLOS PYROT 0.464 0.562 0.649 0.558 5091 PROSTAG LEUKOTR ESS 0.958 1.376 1.743 1.359 5092 PROSTAG OTH LIPID M 2.339 2.594 3.588 2.840 5093 PROSTATE 3.151 3.278 4.331 3.587 5094 PROSTATE CANCER P D 0.459 0.685 1.144 0.763 5095 PROSTHET ORTHOT INT 0.393 0.462 0.455 0.437 5096 PROT MET+ 0.409 0.249 0.392 0.350 5097 PROTEIN ENG DES SEL 2.107 2.107 5098 PROTEIN EXPRES PURIF 1.375 1.470 1.336 1.394 5099 PROTEIN J 5100 PROTEIN PEPTIDE LETT 0.622 0.460 0.776 0.619 5101 PROTEIN SCI 3.546 3.787 4.116 3.816 5102 PROTEINS 4.096 4.313 4.429 4.279 5103 PROTEOMICS 4.007 5.766 5.483 5.085 5104 PROTIST 2.617 2.083 2.904 2.535 5105 PROTOPLASMA 1.473 2.206 1.625 1.768 5106 PRZEM CHEM 0.180 0.296 0.256 0.244 5107 PSYCHIAT CLIN NEUROS 0.669 0.736 0.887 0.764 5108 PSYCHIAT GENET 1.068 2.414 2.162 1.881 5109 PSYCHIAT RES 1.808 1.876 1.989 1.891 5110 PSYCHIAT RES-NEUROIM 2.231 2.551 2.151 2.311 5111 PSYCHIAT SERV 1.885 2.274 2.279 2.146 5112 PSYCHIATRY 1.489 1.239 2.163 1.630 5113 PSYCHO-ONCOL 1.670 1.859 2.079 1.869 5114 PSYCHOL BULL 7.011 8.405 7.701 7.706 5115 PSYCHOL MED 2.784 3.133 2.943 2.953

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5116 PSYCHOL PSYCHOTHER-T 0.406 0.333 0.370 5117 PSYCHOL REV 6.750 8.357 7.145 7.417 5118 PSYCHOL SPORT EXERC 1.047 1.047 5119 PSYCHOMETRIKA 0.567 1.138 0.785 0.830 5120 PSYCHONEUROENDOCRINO 2.982 3.732 2.967 3.227 5121 PSYCHOPATHOLOGY 0.784 0.991 0.757 0.844 5122 PSYCHOPHARMACOLOGY 3.275 3.420 3.146 3.280 5123 PSYCHOPHARMAKOTHERAP 0.167 0.684 0.585 0.479 5124 PSYCHOPHYSIOLOGY 2.674 2.066 2.257 2.332 5125 PSYCHOSOM MED 3.218 3.687 3.429 3.445 5126 PSYCHOSOMATICS 1.843 1.992 2.115 1.983 5127 PSYCHOTHER PSYCHOSOM 3.188 3.949 3.987 3.708 5128 PTERIDINES 0.486 0.406 0.538 0.477 5129 PUBL ASTRON SOC AUST 0.898 1.057 1.158 1.038 5130 PUBL ASTRON SOC JPN 1.996 2.312 2.826 2.378 5131 PUBL ASTRON SOC PAC 2.830 3.529 3.900 3.420 5132 PUBL MAT 0.302 0.322 0.241 0.288 5133 PUBL MATH-DEBRECEN 0.153 0.159 0.236 0.183 5134 PUBL MATH-PARIS 1.529 1.529 5135 PUBL RES I MATH SCI 0.500 0.583 0.255 0.446 5136 PUBLIC HEALTH 0.674 0.697 0.833 0.735 5137 PUBLIC HEALTH NURS 0.486 0.505 0.576 0.522 5138 PUBLIC HEALTH NUTR 2.123 1.747 1.935 5139 PUBLIC HEALTH REP 0.846 1.139 1.610 1.198 5140 PULM PHARMACOL THER 1.953 1.879 1.974 1.935 5141 PULP PAP-CANADA 0.129 0.116 0.080 0.108 5142 PURE APPL CHEM 1.750 1.471 1.449 1.557 5143 PURE APPL GEOPHYS 0.922 0.767 0.840 0.843 5144 Q APPL MATH 0.458 0.709 0.852 0.673 5145 Q J ENG GEOL HYDROGE 0.520 0.242 0.141 0.301 5146 Q J EXP PSYCHOL-A 1.722 1.728 1.426 1.625 5147 Q J EXP PSYCHOL-B 1.256 1.275 1.289 1.273 5148 Q J MATH 0.299 0.383 0.408 0.363 5149 Q J MECH APPL MATH 0.761 0.636 0.701 0.699 5150 Q J NUCL MED MOL IM 2.194 2.194 5151 Q J ROY METEOR SOC 2.146 2.117 1.844 2.036 5152 Q REV BIOL 5.200 4.143 3.062 4.135 5153 Q REV BIOPHYS 9.688 10.529 10.600 10.272 5154 QJM-INT J MED 0.404 2.395 2.580 1.793 5155 QSAR COMB SCI 1.882 1.882 5156 QUAL LIFE RES 1.500 2.000 1.820 1.773 5157 QUAL QUANT 0.226 0.173 0.220 0.206 5158 QUAL RELIAB ENG INT 0.283 0.340 0.376 0.333 5159 QUAL SAF HEALTH CARE 1.760 2.213 1.987 5160 QUANT STRUCT-ACT REL 1.558 1.517 2.771 1.949 5161 QUANTUM ELECTRON+ 1.000 0.784 0.811 0.865 5162 QUANTUM INFORM COMPU 3.035 3.035 5163 QUATERN INT 1.087 1.422 1.220 1.243

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5164 QUATERNARY RES 2.287 2.248 1.965 2.167 5165 QUATERNARY SCI REV 2.842 3.181 3.323 3.115 5166 QUEST 0.806 0.509 0.644 0.653 5167 QUEUEING SYST 0.560 0.560 0.564 0.561 5168 QUIM ANAL 0.764 0.861 0.571 0.732 5169 QUIM NOVA 0.637 0.600 0.627 0.621 5170 QUINTESSENCE INT 0.736 0.572 0.698 0.669 5171 R&D MAG 0.014 0.015 0.032 0.020 5172 RADIAT EFF DEFECT S 0.290 0.407 0.403 0.367 5173 RADIAT ENVIRON BIOPH 1.117 1.131 1.246 1.165 5174 RADIAT MEAS 0.974 0.948 0.664 0.862 5175 RADIAT PHYS CHEM 0.738 0.693 0.890 0.774 5176 RADIAT PROT DOSIM 0.555 0.617 0.680 0.617 5177 RADIAT RES 2.768 3.208 3.228 3.068 5178 RADIO SCI 0.796 0.832 1.007 0.878 5179 RADIOCARBON 0.561 0.823 1.700 1.028 5180 RADIOCHIM ACTA 0.809 0.940 1.033 0.927 5181 RADIOGRAPHICS 2.191 2.063 2.494 2.249 5182 RADIOL CLIN N AM 1.978 1.759 1.869 1.869 5183 RADIOLOGE 0.685 0.626 0.500 0.604 5184 RADIOLOGY 4.844 4.815 5.076 4.912 5185 RADIOTHER ONCOL 2.838 2.870 3.034 2.914 5186 RAFFLES B ZOOL 0.365 0.235 0.362 0.321 5187 RAIRO-OPER RES 0.137 0.170 0.073 0.127 5188 RAIRO-THEOR INF APPL 0.265 0.339 0.250 0.285 5189 RAMANUJAN J 0.355 0.711 0.267 0.444 5190 RANDOM STRUCT ALGOR 1.091 0.917 0.966 0.991 5191 RANGELAND J 0.484 0.706 0.625 0.605 5192 RAPID COMMUN MASS SP 2.372 2.789 2.750 2.637 5193 RAPID PROTOTYPING J 0.836 0.585 0.711 5194 RARE METAL MAT ENG 0.225 0.329 0.437 0.330 5195 RARE METALS 0.284 0.274 0.339 0.299 5196 REACT FUNCT POLYM 1.165 1.417 1.582 1.388 5197 REACT KINET CATAL L 0.398 0.603 0.618 0.540 5198 REAL-TIME IMAGING 0.230 0.512 0.455 0.399 5199 REAL-TIME SYST 0.778 0.463 0.905 0.715 5200 RECENT PROG HORM RES 6.455 8.275 8.833 7.854 5201 RECEPTOR CHANNEL 1.026 2.250 3.061 2.112 5202 REDOX REP 1.455 1.614 1.724 1.598 5203 REFRACT IND CERAM+ 0.016 0.193 0.156 0.122 5204 REGION ANESTH PAIN M 1.062 1.766 1.600 1.476 5205 REGUL PEPTIDES 3.205 2.235 2.531 2.657 5206 REGUL TOXICOL PHARM 1.528 1.440 1.561 1.510 5207 REJUV RES 5208 RELIAB ENG SYST SAFE 0.700 0.741 0.551 0.664 5209 REMOTE SENS ENVIRON 1.992 2.641 3.185 2.606 5210 RENAL FAILURE 0.467 0.694 0.355 0.505 5211 REND SEMIN MAT U PAD 0.340 0.340

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5212 RENEW ENERG 0.306 0.436 0.607 0.450 5213 RENEW SUST ENERG REV 1.613 1.579 1.614 1.602 5214 REP MATH PHYS 0.568 0.489 0.625 0.561 5215 REP PROG PHYS 7.618 8.409 7.842 7.956 5216 REPROD DOMEST ANIM 0.550 0.789 1.377 0.905 5217 REPROD FERT DEVELOP 0.959 1.086 0.920 0.988 5218 REPROD NUTR DEV 0.872 0.780 1.129 0.927 5219 REPROD TOXICOL 1.750 1.868 1.676 1.765 5220 REPRODUCTION 2.308 2.606 2.181 2.365 5221 RES CHEM INTERMEDIAT 0.539 0.645 0.446 0.543 5222 RES ENG DES 0.542 0.526 1.114 0.727 5223 RES MICROBIOL 2.139 2.257 2.301 2.232 5224 RES NONDESTRUCT EVAL 0.935 0.923 1.091 0.983 5225 RES NURS HEALTH 0.935 1.069 1.062 1.022 5226 RES Q EXERCISE SPORT 1.619 0.919 0.930 1.156 5227 RES TECHNOL MANAGE 0.494 0.508 0.677 0.560 5228 RES VET SCI 1.011 0.976 1.153 1.047 5229 RESOUR CONSERV RECY 0.410 0.618 0.554 0.527 5230 RESOUR GEOL 0.831 0.824 0.515 0.723 5231 RESP MED 1.496 1.419 1.511 1.475 5232 RESP PHYSIOL NEUROBI 2.376 2.150 1.685 2.070 5233 RESP RES 5.537 4.028 4.783 5234 RESPIRATION 0.893 0.807 1.019 0.906 5235 RESPIROLOGY 0.927 0.927 5236 RESTOR ECOL 0.901 0.842 1.177 0.973 5237 RESTOR NEUROL NEUROS 0.836 1.623 1.412 1.290 5238 RESUSCITATION 1.551 1.375 1.376 1.434 5239 RETINA-J RET VIT DIS 1.058 1.391 1.207 1.219 5240 REV ANAL CHEM 1.000 0.773 0.826 0.866 5241 REV BIOL TROP 0.107 0.354 0.220 0.227 5242 REV BRAS ZOOTECN 0.389 0.109 0.254 0.251 5243 REV CHEM ENG 2.786 1.417 0.643 1.615 5244 REV CHIL HIST NAT 0.519 0.504 0.583 0.535 5245 REV CHIM-BUCHAREST 0.281 0.291 0.308 0.293 5246 REV CHIR ORTHOP 0.173 0.401 0.321 0.298 5247 REV CIENT-FAC CIEN V 0.112 0.145 0.051 0.103 5248 REV CLIN ESP 0.340 0.257 0.287 0.295 5249 REV COMP CH 3.958 3.071 4.100 3.710 5250 REV ECOL-TERRE VIE 0.385 0.302 0.464 0.384 5251 REV ECUAT NEUROL 0.148 0.074 0.125 0.116 5252 REV ENVIRON CONTAM T 2.000 1.321 2.042 1.788 5253 REV EPIDEMIOL SANTE 0.600 0.485 0.613 0.566 5254 REV ESP CARDIOL 0.941 0.959 1.802 1.234 5255 REV ESP ENFERM DIG 0.594 0.348 0.593 0.512 5256 REV FISH BIOL FISHER 1.206 1.386 1.104 1.232 5257 REV FISH SCI 2.115 2.115 5258 REV FR ALLERGOL 0.302 0.344 0.325 0.324 5259 REV GEOL CHILE 0.630 0.536 0.912 0.693

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5260 REV GEOPHYS 6.083 9.226 8.667 7.992 5261 REV INORG CHEM 1.000 2.786 1.133 1.640 5262 REV INVEST CLIN 0.319 0.344 0.277 0.313 5263 REV MAL RESPIR 0.300 0.664 1.164 0.709 5264 REV MAT IBEROAM 0.525 0.347 0.565 0.479 5265 REV MATH PHYS 1.130 0.835 1.474 1.146 5266 REV MED CHILE 0.292 0.271 0.273 0.279 5267 REV MED INTERNE 0.396 0.362 0.475 0.411 5268 REV MED MICROBIOL 0.729 1.122 0.897 0.916 5269 REV MED VET-TOULOUSE 0.170 0.148 0.122 0.147 5270 REV MED VIROL 5.229 4.920 5.170 5.106 5271 REV METAL MADRID 0.131 0.281 0.798 0.403 5272 REV METALL-PARIS 0.127 0.151 0.120 0.133 5273 REV MEX ASTRON ASTR 2.585 2.612 3.296 2.831 5274 REV MEX FIS 0.149 0.203 0.229 0.194 5275 REV MINERAL GEOCHEM 1.200 2.413 2.147 1.920 5276 REV MOD PHYS 23.672 28.172 32.771 28.205 5277 REV NEUROL-FRANCE 0.468 0.456 0.434 0.453 5278 REV NEUROLOGIA 0.289 0.201 0.210 0.233 5279 REV NEUROPSYCHOL 0.157 0.050 0.125 0.111 5280 REV NEUROSCI 3.861 3.000 2.860 3.240 5281 REV PALAEOBOT PALYNO 0.867 0.935 0.886 0.896 5282 REV PHYSIOL BIOCH P 5.615 6.333 13.929 8.626 5283 REV ROUM CHIM 0.192 0.219 0.199 0.203 5284 REV SCI INSTRUM 1.437 1.343 1.226 1.335 5285 REV SCI TECH OIE 1.425 0.934 0.925 1.095 5286 REV SUISSE ZOOL 0.300 0.347 0.284 0.310 5287 RHEOL ACTA 1.473 1.548 1.558 1.526 5288 RHEUM DIS CLIN N AM 3.314 2.776 2.146 2.745 5289 RHEUMATOL INT 1.000 1.013 1.038 1.017 5290 RHEUMATOLOGY 3.251 3.760 4.102 3.704 5291 RHINOLOGY 0.651 0.692 0.792 0.712 5292 RHODORA 0.400 0.316 0.196 0.304 5293 RISK ANAL 1.064 1.321 1.193 5294 RIV BIOL-BIOL FORUM 0.220 0.500 0.256 0.325 5295 RIV ITAL PALEONTOL S 0.531 0.807 0.394 0.577 5296 RIV NEURORADIOL 0.141 0.152 0.023 0.105 5297 RIV NUOVO CIMENTO 1.565 1.696 3.250 2.170 5298 RIVER RES APPL 0.600 1.333 0.967 5299 RNA 5.099 4.430 5.842 5.124 5300 ROBOT AUTON SYST 0.650 0.620 0.468 0.579 5301 ROBOT CIM-INT MANUF 0.348 0.618 0.699 0.555 5302 ROBOTICA 0.357 0.527 0.400 0.428 5303 ROCK MECH ROCK ENG 0.515 0.474 0.486 0.492 5304 ROCKY MT J MATH 0.175 0.187 0.199 0.187 5305 ROFO-FORTSCHR RONTG 1.669 1.786 1.767 1.741 5306 ROST VYROBA 0.333 0.276 0.379 0.329 5307 RUBBER CHEM TECHNOL 1.336 0.766 0.655 0.919

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5308 RUSS CHEM B+ 0.463 0.603 0.529 0.532 5309 RUSS J APPL CHEM+ 0.221 0.200 0.239 0.220 5310 RUSS J BIOORG CHEM+ 0.405 0.358 0.382 5311 RUSS J COORD CHEM+ 0.669 0.531 0.564 0.588 5312 RUSS J ECOL+ 0.185 0.148 0.076 0.136 5313 RUSS J ELECTROCHEM+ 0.138 0.122 0.211 0.157 5314 RUSS J GEN CHEM+ 0.407 0.432 0.391 0.410 5315 RUSS J GENET+ 0.087 0.108 0.119 0.105 5316 RUSS J INORG CHEM+ 0.474 0.487 0.441 0.467 5317 RUSS J MATH PHYS 0.269 0.449 0.348 0.355 5318 RUSS J NEMATOL 0.441 0.382 0.294 0.372 5319 RUSS J NONDESTRUCT+ 0.206 0.241 0.157 0.201 5320 RUSS J NUMER ANAL M 0.299 0.222 0.311 0.277 5321 RUSS J ORG CHEM+ 0.429 0.357 0.467 0.418 5322 RUSS J PHYS CHEM+ 0.404 0.397 0.414 0.405 5323 RUSS J PLANT PHYSL+ 0.102 0.127 0.160 0.130 5324 RUSS MATH SURV+ 0.455 0.418 0.393 0.422 5325 S AFR J ANIM SCI 0.381 0.143 0.380 0.301 5326 S AFR J BOT 0.394 0.462 0.464 0.440 5327 S AFR J CHEM-S-AFR T 0.265 0.240 0.370 0.292 5328 S AFR J GEOL 0.659 1.021 1.111 0.930 5329 S AFR J MARINE SCI 0.754 0.892 0.643 0.763 5330 S AFR J SCI 0.700 0.930 0.549 0.726 5331 S AFR J SURG 0.250 0.119 0.206 0.192 5332 S AFR J WILDL RES 0.224 0.341 0.244 0.270 5333 SADHANA-ACAD P ENG S 0.112 0.064 0.183 0.120 5334 SAFETY SCI 0.403 0.430 0.593 0.475 5335 SAMJ S AFR MED J 1.019 0.989 1.107 1.038 5336 SAMPE J 0.475 0.483 0.264 0.407 5337 SAR QSAR ENVIRON RES 1.082 1.830 1.546 1.486 5338 SARCOIDOSIS VASC DIF 2.831 3.000 2.820 2.884 5339 SARSIA 0.849 0.449 0.506 0.601 5340 SAUDI MED J 0.301 0.306 0.339 0.315 5341 SB MATH+ 0.419 0.353 0.453 0.408 5342 SCAND CARDIOVASC J 0.440 0.573 0.731 0.581 5343 SCAND J CLIN LAB INV 0.937 1.016 1.039 0.997 5344 SCAND J FOREST RES 0.835 0.735 0.815 0.795 5345 SCAND J GASTROENTERO 1.847 2.140 1.824 1.937 5346 SCAND J IMMUNOL 1.782 1.942 1.912 1.879 5347 SCAND J INFECT DIS 1.023 1.117 1.141 1.094 5348 SCAND J LAB ANIM SCI 0.233 0.276 0.033 0.181 5349 SCAND J MED SCI SPOR 1.117 0.931 1.717 1.255 5350 SCAND J METALL 0.337 0.417 0.308 0.354 5351 SCAND J PLAST RECONS 0.326 0.268 0.301 0.298 5352 SCAND J PRIM HEALTH 0.639 0.552 1.030 0.740 5353 SCAND J PUBLIC HEALT 0.769 1.018 0.881 0.889 5354 SCAND J RHEUMATOL 2.000 1.821 1.685 1.835 5355 SCAND J STAT 0.522 0.741 0.849 0.704

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5356 SCAND J UROL NEPHROL 0.847 0.612 0.743 0.734 5357 SCAND J WORK ENV HEA 1.848 1.816 1.991 1.885 5358 SCANNING 1.090 0.733 0.892 0.905 5359 SCHIZOPHR RES 3.203 4.072 3.889 3.721 5360 SCHIZOPHRENIA BULL 3.207 2.643 2.592 2.814 5361 SCHMERZ 0.663 0.813 0.900 0.792 5362 SCHWEIZ ARCH TIERH 0.398 0.358 0.349 0.368 5363 SCHWEIZ MINER PETROG 1.149 0.600 0.755 0.835 5364 SCI ALIMENT 0.554 0.383 0.344 0.427 5365 SCI AM 2.456 3.282 2.216 2.651 5366 SCI CHINA SER A 0.295 0.247 0.431 0.324 5367 SCI CHINA SER B 0.702 0.541 0.817 0.687 5368 SCI CHINA SER C 0.358 0.440 0.481 0.426 5369 SCI CHINA SER D 0.688 0.801 0.909 0.799 5370 SCI CHINA SER E 0.412 0.355 0.331 0.366 5371 SCI CHINA SER F 0.407 0.407 5372 SCI COMPUT PROGRAM 0.796 1.061 0.942 0.933 5373 SCI CONTEXT 0.239 0.208 0.277 0.241 5374 SCI ENG COMPOS MATER 0.083 0.070 0.116 0.090 5375 SCI ENG ETHICS 0.377 0.548 0.374 0.433 5376 SCI HORTIC-AMSTERDAM 0.529 0.540 0.695 0.588 5377 SCI JUSTICE 0.329 0.791 0.310 0.477 5378 SCI MAR 0.648 0.635 0.527 0.603 5379 SCI SPORT 0.158 0.114 0.231 0.168 5380 SCI TECHNOL WELD JOI 0.324 0.513 0.424 0.420 5381 SCI TOTAL ENVIRON 1.537 1.455 1.925 1.639 5382 SCIENCE 26.682 29.162 31.853 29.232 5383 SCIENTIST 0.365 0.284 0.247 0.299 5384 SCIENTOMETRICS 0.855 1.251 1.120 1.075 5385 SCOT J GEOL 0.333 0.400 0.344 0.359 5386 SCOT MED J 0.164 0.315 0.365 0.281 5387 SCRIPTA MATER 1.168 1.633 2.112 1.638 5388 SEA TECHNOL 0.033 0.096 0.034 0.054 5389 SEDIMENT GEOL 1.085 1.255 1.342 1.227 5390 SEDIMENTOLOGY 2.059 1.615 1.717 1.797 5391 SEED SCI RES 1.013 1.164 1.019 1.065 5392 SEED SCI TECHNOL 0.350 0.591 0.441 0.461 5393 SEIBUTSU-KOGAKU KAIS 0.333 0.206 0.091 0.210 5394 SEIKAGAKU 0.062 0.050 0.078 0.063 5395 SEIZURE-EUR J EPILEP 1.399 1.102 1.482 1.328 5396 SEM RESP CRIT CARE M 0.360 0.491 0.331 0.394 5397 SEMICOND SCI TECH 1.241 1.603 2.152 1.665 5398 SEMICONDUCT SEMIMET 1.593 1.164 0.300 1.019 5399 SEMICONDUCTORS+ 0.674 0.643 0.561 0.626 5400 SEMIGROUP FORUM 0.227 0.267 0.429 0.308 5401 SEMIN ARTHRITIS RHEU 2.750 2.598 3.013 2.787 5402 SEMIN AVIAN EXOT PET 0.308 0.208 0.170 0.229 5403 SEMIN CANCER BIOL 5.685 5.495 7.644 6.275

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5404 SEMIN CELL DEV BIOL 6.315 4.761 4.902 5.326 5405 SEMIN CUTAN MED SURG 1.703 2.204 0.761 1.556 5406 SEMIN DIAGN PATHOL 3.720 2.023 0.979 2.241 5407 SEMIN DIALYSIS 2.052 2.041 2.581 2.225 5408 SEMIN HEMATOL 3.487 3.719 3.835 3.680 5409 SEMIN IMMUNOL 8.705 5.964 5.734 6.801 5410 SEMIN LIVER DIS 5.954 6.524 3.975 5.484 5411 SEMIN NEPHROL 2.176 2.142 1.982 2.100 5412 SEMIN NEUROL 1.452 1.025 1.049 1.175 5413 SEMIN NUCL MED 2.271 3.431 5.800 3.834 5414 SEMIN ONCOL 3.500 4.733 3.980 4.071 5415 SEMIN PERINATOL 1.602 1.413 1.491 1.502 5416 SEMIN RADIAT ONCOL 2.638 3.604 2.899 3.047 5417 SEMIN REPROD MED 1.329 1.575 1.722 1.542 5418 SEMIN ROENTGENOL 0.594 0.887 0.734 0.738 5419 SEMIN THROMB HEMOST 2.497 1.906 2.018 2.140 5420 SEMIN ULTRASOUND CT 1.623 0.851 0.688 1.054 5421 SEN-I GAKKAISHI 0.151 0.245 0.189 0.195 5422 SENSOR ACTUAT A-PHYS 1.299 1.422 1.462 1.394 5423 SENSOR ACTUAT B-CHEM 1.893 2.391 2.083 2.122 5424 SENSOR MATER 0.562 0.738 0.538 0.613 5425 SENSORS-BASEL 0.990 0.990 5426 SEP PURIF METHOD 1.222 6.667 3.945 5427 SEP PURIF REV 1.333 1.333 5428 SEP PURIF TECHNOL 1.004 1.355 1.227 1.195 5429 SEP SCI TECHNOL 0.890 0.896 0.893 5430 SET-VALUED ANAL 0.333 0.780 0.553 0.555 5431 SEX PLANT REPROD 1.176 1.705 1.400 1.427 5432 SEX TRANSM DIS 2.419 2.243 2.081 2.248 5433 SEX TRANSM INFECT 2.181 1.732 2.204 2.039 5434 SHOCK 2.491 2.542 3.122 2.718 5435 SHOCK VIB 0.191 0.159 0.259 0.203 5436 SHOCK WAVES 0.472 0.541 0.312 0.442 5437 SIAM J APPL MATH 1.320 1.437 1.189 1.315 5438 SIAM J COMPUT 0.930 1.632 1.306 1.289 5439 SIAM J CONTROL OPTIM 1.441 1.296 1.048 1.262 5440 SIAM J DISCRETE MATH 0.679 0.725 0.636 0.680 5441 SIAM J MATH ANAL 0.909 1.031 0.966 0.969 5442 SIAM J MATRIX ANAL A 0.753 0.913 0.727 0.798 5443 SIAM J NUMER ANAL 1.374 1.076 1.106 1.185 5444 SIAM J OPTIMIZ 1.513 1.757 1.213 1.494 5445 SIAM J SCI COMPUT 1.291 1.379 1.231 1.300 5446 SIAM REV 2.222 3.529 6.118 3.956 5447 SIBERIAN MATH J+ 0.189 0.183 0.142 0.171 5448 SIGMOD REC 0.228 0.675 1.319 0.741 5449 SIGNAL PROCESS 0.536 0.569 0.592 0.566 5450 SIGNAL PROCESS-IMAGE 0.782 1.129 1.043 0.985 5451 SILIC IND 0.128 0.051 0.065 0.081

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5452 SILVA FENN 0.507 0.697 1.506 0.903 5453 SILVAE GENET 0.244 0.261 0.356 0.287 5454 SIMUL MODEL PRACT TH 0.107 0.136 0.122 5455 SIMUL-T SOC MOD SIM 0.243 0.217 0.230 5456 SIMULAT PRACT THEORY 0.182 0.419 0.533 0.378 5457 SINGLE MOL 1.985 2.118 2.052 5458 SKELETAL RADIOL 0.861 0.821 0.880 0.854 5459 SKIN PHARMACOL PHYS 1.358 1.358 5460 SKIN RES TECHNOL 0.859 0.790 0.905 0.851 5461 SKULL BASE-INTERD AP 0.065 0.200 0.225 0.163 5462 SLEEP 3.712 3.547 4.940 4.066 5463 SLEEP MED REV 1.386 1.774 3.703 2.288 5464 SMALL RUMINANT RES 0.566 0.555 0.606 0.576 5465 SMART MATER STRUCT 1.439 1.591 1.522 1.517 5466 SMPTE J 0.156 0.190 0.333 0.226 5467 SMPTE MOTION IMAG J 0.083 0.029 0.056 5468 SOAP COSMET 0.000 0.000 0.000 0.000 5469 SOC ANIM 0.481 0.255 0.271 0.336 5470 SOC HIST MED 0.556 0.366 0.279 0.400 5471 SOC SCI COMPUT REV 0.500 0.662 0.687 0.616 5472 SOC STUD SCI 1.119 1.069 0.948 1.045 5473 SOCIOBIOLOGY 0.709 0.590 0.578 0.626 5474 SOCIOL SPORT J 0.511 0.615 0.286 0.471 5475 SOFT COMPUT 0.333 0.333 5476 SOFT MATER 0.913 0.913 5477 SOFTW TEST VERIF REL 0.333 0.792 0.565 0.563 5478 SOFTWARE PRACT EXPER 0.646 0.718 0.600 0.655 5479 SOFTWARE QUAL J 0.286 0.200 0.424 0.303 5480 SOIL BIOL BIOCHEM 1.902 1.915 2.234 2.017 5481 SOIL CROP SCI SOC FL 0.169 0.023 0.188 0.127 5482 SOIL DYN EARTHQ ENG 0.372 0.435 0.567 0.458 5483 SOIL SCI 1.000 1.044 0.846 0.963 5484 SOIL SCI PLANT NUTR 0.688 0.559 0.536 0.594 5485 SOIL SCI SOC AM J 1.385 1.524 1.501 1.470 5486 SOIL SEDIMENT CONTAM 0.305 0.594 0.692 0.530 5487 SOIL TILL RES 1.115 1.310 1.237 1.221 5488 SOIL USE MANAGE 1.163 0.856 1.464 1.161 5489 SOILS FOUND 0.478 0.478 0.478 5490 SOL ENERG MAT SOL C 1.258 1.188 1.432 1.293 5491 SOL ENERGY 0.955 1.108 0.658 0.907 5492 SOL PHYS 1.875 3.008 2.006 2.296 5493 SOLAR SYST RES+ 0.292 0.221 0.280 0.264 5494 SOLDER SURF MT TECH 0.441 0.639 0.658 0.579 5495 SOLID STATE COMMUN 1.671 1.602 1.523 1.599 5496 SOLID STATE ELECTRON 0.913 1.008 1.210 1.044 5497 SOLID STATE IONICS 1.768 1.599 1.862 1.743 5498 SOLID STATE NUCL MAG 1.333 1.453 1.700 1.495 5499 SOLID STATE PHENOM 0.372 0.687 0.461 0.507

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5500 SOLID STATE PHYS 6.600 7.000 16.000 9.867 5501 SOLID STATE SCI 1.667 1.327 1.598 1.531 5502 SOLID STATE TECHNOL 0.562 0.487 0.431 0.493 5503 SOLVENT EXTR ION EXC 1.276 1.148 1.248 1.224 5504 SOLVENT EXTR RES DEV 0.271 0.237 0.419 0.309 5505 SOMATOSENS MOT RES 0.900 1.045 0.953 0.966 5506 SOUND VIB 0.200 0.178 0.137 0.172 5507 SOUTH J APPL FOR 0.367 0.367 5508 SOUTH MED J 0.737 0.622 0.835 0.731 5509 SOUTHEAST NAT 0.121 0.296 0.209 5510 SOUTHWEST ENTOMOL 0.284 0.346 0.162 0.264 5511 SOUTHWEST NAT 0.385 0.209 0.257 0.284 5512 SOZ PRAVENTIV MED 0.639 0.750 0.639 0.676 5513 SPACE COMMUN 0.098 0.163 0.000 0.087 5514 SPACE SCI REV 1.611 2.036 1.235 1.627 5515 SPATIAL VISION 0.704 0.692 0.905 0.767 5516 SPE DRILL COMPLETION 0.014 0.113 0.018 0.048 5517 SPE J 0.588 0.728 0.545 0.620 5518 SPE PROD FACIL 0.120 0.047 0.085 0.084 5519 SPE RESERV EVAL ENG 0.159 0.195 0.214 0.189 5520 SPEC PAP PALAEONTOL 0.833 0.833 5521 SPECTROCHIM ACTA A 1.046 1.315 1.188 1.183 5522 SPECTROCHIM ACTA B 2.695 2.361 3.086 2.714 5523 SPECTROSC LETT 0.321 0.576 0.536 0.478 5524 SPECTROSC SPECT ANAL 0.293 0.298 0.350 0.314 5525 SPECTROSC-INT J 0.567 0.607 0.453 0.542 5526 SPECTROSCOPY 1.058 0.909 1.145 1.037 5527 SPEECH COMMUN 0.465 0.672 0.709 0.615 5528 SPILL SCI TECHNOL B 0.250 0.641 0.402 0.431 5529 SPINAL CORD 0.953 1.116 1.199 1.089 5530 SPINE 2.311 2.676 2.299 2.429 5531 SPORT EDUC SOC 0.591 0.708 0.538 0.612 5532 SPORT PSYCHOL 0.731 0.720 0.896 0.782 5533 SPORTS MED 2.281 2.404 2.781 2.489 5534 SPORTS MED ARTHROSC 0.355 0.265 0.286 0.302 5535 SPORTS MED STAND MAL 0.028 0.077 0.000 0.035 5536 SPORTVERLETZ SPORTSC 0.295 0.243 0.154 0.231 5537 SPRINGER SEMIN IMMUN 1.948 0.918 1.522 1.463 5538 SPRINGER TR MOD PHYS 0.336 0.391 0.205 0.311 5539 STAHL EISEN 0.185 0.142 0.180 0.169 5540 STARCH-STARKE 0.839 1.025 1.050 0.971 5541 STAT COMPUT 1.127 0.647 0.761 0.845 5542 STAT MED 1.278 1.134 1.389 1.267 5543 STAT METHODS MED RES 1.553 1.857 2.583 1.998 5544 STAT NEERL 0.250 0.222 0.293 0.255 5545 STAT PAP 0.136 0.203 0.192 0.177 5546 STAT PROBABIL LETT 0.364 0.363 0.284 0.337 5547 STAT SCI 1.475 1.683 1.423 1.527

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5548 STAT SINICA 0.605 1.336 1.550 1.164 5549 STATISTICS 0.245 0.439 0.323 0.336 5550 STEEL COMPOS STRUCT 0.250 0.250 5551 STEEL RES 0.433 0.393 0.518 0.448 5552 STEEL RES INT 0.140 0.140 5553 STEM CELLS 4.034 5.802 5.500 5.112 5554 STEM CELLS DEV 5555 STEREOT FUNCT NEUROS 0.250 0.425 0.906 0.527 5556 STEROIDS 2.524 2.444 2.337 2.435 5557 STOCH ANAL APPL 0.197 0.226 0.290 0.238 5558 STOCH ENV RES RISK A 0.519 0.453 0.754 0.575 5559 STOCH MODELS 0.392 0.392 5560 STOCH PROC APPL 0.682 0.789 0.904 0.792 5561 STP PHARMA SCI 0.527 0.508 0.585 0.540 5562 STRAHLENTHER ONKOL 2.840 2.634 3.121 2.865 5563 STRATIGR GEO CORREL+ 0.247 0.705 0.437 0.463 5564 STRENGTH COND J 0.269 0.347 0.701 0.439 5565 STRESS HEALTH 0.219 0.526 0.625 0.457 5566 STROJ VESTN-J MECH E 0.050 0.048 0.150 0.083 5567 STROJARSTVO 0.065 0.047 0.049 0.054 5568 STROKE 5.176 5.233 5.748 5.386 5569 STRUCT BOND 5.194 2.941 2.800 3.645 5570 STRUCT CHEM 0.652 1.537 0.833 1.007 5571 STRUCT DES TALL SPEC 0.244 0.261 0.253 5572 STRUCT ENG MECH 0.189 0.468 0.301 0.319 5573 STRUCT EQU MODELING 1.919 1.919 5574 STRUCT MULTIDISCIP O 0.503 0.717 0.803 0.674 5575 STRUCT SAF 0.211 0.773 0.714 0.566 5576 STRUCTURE 6.030 5.993 5.185 5.736 5577 STUD APPL MATH 0.770 0.853 0.536 0.720 5578 STUD CONSERV 0.269 0.300 0.285 5579 STUD GEOPHYS GEOD 0.571 0.426 0.447 0.481 5580 STUD HIST PHILOS M P 0.140 0.170 0.176 0.162 5581 STUD HIST PHILOS SCI 0.566 0.712 0.557 0.612 5582 STUD MATH 0.399 0.410 0.527 0.445 5583 STUD MYCOL 1.667 0.182 0.682 0.844 5584 STUD NEOTROP FAUNA E 0.356 0.169 0.362 0.296 5585 STUD SCI MATH HUNG 0.198 0.302 0.169 0.223 5586 STUD SURF SCI CATAL 3.468 0.489 1.979 5587 SUBST USE MISUSE 0.773 0.566 0.684 0.674 5588 SUPERCOND SCI TECH 2.138 2.247 1.556 1.980 5589 SUPERLATTICE MICROST 0.876 0.604 0.431 0.637 5590 SUPPORT CARE CANCER 1.299 1.367 1.360 1.342 5591 SUPRAMOL CHEM 1.820 1.090 1.577 1.496 5592 SURF COAT INT PT B-C 0.098 0.107 0.126 0.110 5593 SURF COAT TECH 1.267 1.410 1.432 1.370 5594 SURF ENG 0.624 0.571 0.411 0.535 5595 SURF INTERFACE ANAL 1.071 1.014 1.209 1.098

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5596 SURF REV LETT 0.940 0.586 0.675 0.734 5597 SURF SCI 2.140 2.063 2.168 2.124 5598 SURF SCI REP 13.238 12.650 21.350 15.746 5599 SURG CLIN N AM 1.651 1.589 1.722 1.654 5600 SURG ENDOSC 0.768 2.122 1.962 1.617 5601 SURG LAPARO ENDO PER 0.983 1.086 1.152 1.074 5602 SURG NEUROL 1.017 0.871 0.958 0.949 5603 SURG ONCOL 1.314 1.725 1.709 1.583 5604 SURG RADIOL ANAT 0.252 0.307 0.369 0.309 5605 SURG TODAY 0.501 0.528 0.553 0.527 5606 SURG-J R COLL SURG E 0.140 0.140 5607 SURGERY 2.631 2.611 2.355 2.532 5608 SURV GEOPHYS 0.214 0.714 1.405 0.778 5609 SURV OPHTHALMOL 2.392 3.096 3.221 2.903 5610 SURV REV 0.102 0.196 0.125 0.141 5611 SWED DENT J 0.711 0.795 0.753 5612 SWISS MED WKLY 0.770 1.162 1.537 1.156 5613 SYDOWIA 0.500 0.405 0.489 0.465 5614 SYMBIOSIS 0.795 0.606 0.682 0.694 5615 SYN REACT INORG MET 0.571 0.472 0.715 0.586 5616 SYNAPSE 2.631 2.924 2.827 2.794 5617 SYNLETT 2.695 2.741 2.738 2.725 5618 SYNTHESE 0.375 0.273 0.274 0.307 5619 SYNTHESIS-STUTTGART 2.201 2.074 2.203 2.159 5620 SYNTHETIC COMMUN 0.802 0.853 0.965 0.873 5621 SYNTHETIC MET 1.187 1.303 1.278 1.256 5622 SYST APPL MICROBIOL 1.632 1.914 1.933 1.826 5623 SYST BIOL 7.112 7.740 10.257 8.370 5624 SYST BOT 1.748 1.974 2.071 1.931 5625 SYST CONTROL LETT 1.203 1.248 0.782 1.078 5626 SYST ENTOMOL 1.674 1.432 1.227 1.444 5627 SYST PARASITOL 0.640 0.642 0.669 0.650 5628 T AM ENTOMOL SOC 0.533 0.651 0.311 0.498 5629 T AM FISH SOC 1.230 1.327 1.278 1.278 5630 T AM MATH SOC 0.664 0.807 0.839 0.770 5631 T ASAE 0.454 0.563 0.728 0.582 5632 T CAN SOC MECH ENG 0.148 0.140 0.043 0.110 5633 T I MEAS CONTROL 0.421 0.195 0.098 0.238 5634 T I MET FINISH 0.258 0.248 0.157 0.221 5635 T I MIN METALL C 0.120 0.057 0.087 0.088 5636 T INDIAN I METALS 0.070 0.065 0.114 0.083 5637 T JPN SOC AERONAUT S 0.254 0.197 0.097 0.183 5638 T NONFERR METAL SOC 0.293 0.322 0.277 0.297 5639 T ROY SOC EDIN-EARTH 0.803 1.306 0.815 0.975 5640 T ROY SOC SOUTH AUST 0.324 0.276 0.161 0.254 5641 T ROY SOC TROP MED H 1.724 2.114 1.746 1.861 5642 TAIWAN J MATH 0.364 0.286 0.292 0.314 5643 TALANTA 2.054 2.091 2.532 2.226

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5644 TAPPI J 0.474 0.369 0.611 0.485 5645 TAXON 0.969 1.013 1.752 1.245 5646 TCE-THE CHEM ENG 0.000 0.004 0.011 0.005 5647 TEACH LEARN MED 0.797 0.479 1.108 0.795 5648 TECH MESS 0.069 0.181 0.122 0.124 5649 TECH NEUROSURG 0.154 0.268 0.177 0.200 5650 TECH PHYS LETT+ 0.467 0.437 0.511 0.472 5651 TECH PHYS+ 0.401 0.439 0.448 0.429 5652 TECHNOL ANAL STRATEG 0.400 0.429 0.500 0.443 5653 TECHNOL CULT 0.429 0.596 0.190 0.405 5654 TECHNOL REV 0.587 0.457 0.437 0.494 5655 TECHNOMETRICS 0.675 0.775 1.217 0.889 5656 TECHNOVATION 0.211 0.243 0.231 0.228 5657 TECTONICS 2.697 2.308 2.162 2.389 5658 TECTONOPHYSICS 1.409 1.633 1.838 1.627 5659 TEKSTIL 0.742 0.057 0.119 0.306 5660 TELECOMMUN POLICY 0.435 0.849 0.329 0.538 5661 TELECOMMUN SYST 0.301 0.413 0.346 0.353 5662 TELEMED J E-HEALTH 0.800 1.088 0.840 0.909 5663 TELLUS A 1.282 1.487 1.603 1.457 5664 TELLUS B 3.196 2.586 1.854 2.545 5665 TENSIDE SURFACT DET 0.256 0.510 0.412 0.393 5666 TERAPEVT ARKH 0.100 0.100 5667 TERATOGEN CARCIN MUT 1.189 0.796 0.651 0.879 5668 TERATOLOGY 1.981 2.013 2.141 2.045 5669 TERR ATMOS OCEAN SCI 0.966 0.320 0.277 0.521 5670 TERRA NOVA 0.874 1.667 2.059 1.533 5671 TEST 0.209 0.581 0.881 0.557 5672 TETRAHEDRON 2.420 2.641 2.643 2.568 5673 TETRAHEDRON LETT 2.357 2.326 2.484 2.389 5674 TETRAHEDRON-ASYMMETR 2.163 2.178 2.386 2.242 5675 TETSU TO HAGANE 0.544 0.684 0.628 0.619 5676 TEX HEART I J 0.430 0.358 0.580 0.456 5677 TEX J SCI 0.260 0.275 0.179 0.238 5678 TEXT RES J 0.456 0.473 0.540 0.490 5679 THEOR APPL CLIMATOL 0.709 1.147 0.964 0.940 5680 THEOR APPL FRACT MEC 0.625 0.591 0.806 0.674 5681 THEOR APPL GENET 2.264 2.287 2.981 2.511 5682 THEOR BIOSCI 0.705 0.972 0.667 0.781 5683 THEOR CHEM ACC 1.421 2.542 2.209 2.057 5684 THEOR COMP FLUID DYN 0.750 0.766 0.957 0.824 5685 THEOR COMPUT SCI 0.417 0.764 0.676 0.619 5686 THEOR COMPUT SYST 0.455 0.364 0.538 0.452 5687 THEOR FOUND CHEM ENG 0.082 0.035 0.059 0.059 5688 THEOR MATH PHYS+ 0.517 0.729 0.651 0.632 5689 THEOR POPUL BIOL 1.810 2.261 2.481 2.184 5690 THEOR PRACT LOG PROG 1.045 2.024 1.535 5691 THEOR PROBAB APPL+ 0.293 0.223 0.280 0.265

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5692 THER APHER DIAL 1.229 1.308 1.269 5693 THER DRUG MONIT 2.140 2.372 2.798 2.437 5694 THERAPIE 0.483 0.467 0.370 0.440 5695 THERIOGENOLOGY 2.387 1.839 1.640 1.955 5696 THERMOCHIM ACTA 0.974 0.956 1.161 1.030 5697 THIN SOLID FILMS 1.443 1.598 1.647 1.563 5698 THIN WALL STRUCT 0.510 0.546 0.517 0.524 5699 THORAC CARDIOV SURG 0.802 0.983 0.753 0.846 5700 THORAX 4.078 4.188 5.040 4.435 5701 THROMB HAEMOSTASIS 4.357 4.950 3.413 4.240 5702 THROMB RES 1.494 1.710 1.541 1.582 5703 THYROID 2.115 2.080 2.412 2.202 5704 TIERARZTL PRAX 0.985 0.250 0.618 5705 TIERARZTL UMSCHAU 0.289 0.222 0.131 0.214 5706 TIJDSCHR DIERGENEESK 0.113 0.150 0.092 0.118 5707 TISSUE ANTIGENS 2.158 1.737 1.990 1.962 5708 TISSUE CELL 0.808 0.942 0.937 0.896 5709 TISSUE ENG 3.042 3.201 3.143 3.129 5710 TOB CONTROL 2.037 3.164 3.159 2.787 5711 TOHOKU J EXP MED 0.494 0.371 0.700 0.522 5712 TOHOKU MATH J 0.412 0.492 0.550 0.485 5713 TOP APPL PHYS 1.766 2.352 0.936 1.685 5714 TOP CATAL 1.648 2.187 2.493 2.109 5715 TOP CURR CHEM 5.000 5.784 5.283 5.356 5716 TOP STEREOCHEM 1.643 1.643 5717 TOPOL APPL 0.285 0.238 0.364 0.296 5718 TOPOLOGY 0.733 0.535 0.727 0.665 5719 TOXICOL APPL PHARM 2.993 2.851 2.618 2.821 5720 TOXICOL IN VITRO 1.580 1.642 1.464 1.562 5721 TOXICOL IND HEALTH 0.556 0.508 0.534 0.533 5722 TOXICOL LETT 2.242 2.224 2.571 2.346 5723 TOXICOL MECH METHOD 0.318 0.464 0.391 5724 TOXICOL PATHOL 1.351 1.230 1.790 1.457 5725 TOXICOL SCI 3.367 3.067 3.391 3.275 5726 TOXICOLOGY 2.470 2.061 2.691 2.407 5727 TOXICON 2.003 2.020 1.862 1.962 5728 TRAC-TREND ANAL CHEM 4.284 3.539 3.888 3.904 5729 TRACE ELEM ELECTROLY 0.645 0.711 0.571 0.642 5730 TRAFFIC 5.419 6.207 7.186 6.271 5731 TRANSFORM GROUPS 0.595 0.475 0.571 0.547 5732 TRANSFUS APHER SCI 0.182 0.853 0.984 0.673 5733 TRANSFUS CLIN BIOL 0.927 1.367 0.540 0.945 5734 TRANSFUS MED HEMOTH 0.387 0.387 5735 TRANSFUS MED REV 1.698 1.667 3.302 2.222 5736 TRANSFUSION 3.020 2.926 3.708 3.218 5737 TRANSFUSION MED 1.303 1.739 1.613 1.552 5738 TRANSGENIC RES 2.284 2.587 2.107 2.326 5739 TRANSIT METAL CHEM 0.949 0.840 0.857 0.882

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5740 TRANSPL IMMUNOL 1.349 1.075 1.907 1.444 5741 TRANSPLANT INT 2.520 1.204 1.295 1.673 5742 TRANSPLANT P 0.478 0.588 0.511 0.526 5743 TRANSPLANTATION 3.265 3.608 3.568 3.480 5744 TRANSPORT PLAN TECHN 0.120 0.269 0.139 0.176 5745 TRANSPORT POROUS MED 1.037 0.848 0.966 0.950 5746 TRANSPORT RES A-POL 0.868 0.792 0.730 0.797 5747 TRANSPORT RES B-METH 1.050 1.158 1.365 1.191 5748 TRANSPORT RES C-EMER 0.478 0.896 1.085 0.820 5749 TRANSPORT RES D-TR E 0.911 0.483 0.697 5750 TRANSPORT RES E-LOG 0.568 0.556 0.345 0.490 5751 TRANSPORT RES REC 0.139 0.093 0.072 0.101 5752 TRANSPORT SCI 0.814 0.491 0.926 0.744 5753 TRANSPORT THEOR STAT 0.453 0.397 0.365 0.405 5754 TRANSPORTATION 0.757 1.050 0.795 0.867 5755 TRAV HUMAIN 0.226 0.200 0.067 0.164 5756 TREE PHYSIOL 2.152 2.087 2.462 2.234 5757 TREES-STRUCT FUNCT 1.324 1.136 1.386 1.282 5758 TRENDS BIOCHEM SCI 14.398 14.273 14.112 14.261 5759 TRENDS BIOTECHNOL 6.291 7.517 8.606 7.471 5760 TRENDS CARDIOVAS MED 3.397 4.517 4.716 4.210 5761 TRENDS CELL BIOL 19.880 19.612 14.327 17.940 5762 TRENDS COGN SCI 8.129 7.528 7.992 7.883 5763 TRENDS ECOL EVOL 11.929 12.449 12.938 12.439 5764 TRENDS ENDOCRIN MET 7.969 7.850 9.058 8.292 5765 TRENDS FOOD SCI TECH 0.906 1.760 2.534 1.733 5766 TRENDS GENET 13.216 12.016 14.643 13.292 5767 TRENDS GLYCOSCI GLYC 0.798 0.818 1.118 0.911 5768 TRENDS IMMUNOL 15.507 18.153 13.075 15.578 5769 TRENDS MICROBIOL 6.665 8.160 7.748 7.524 5770 TRENDS MOL MED 7.162 9.848 7.497 8.169 5771 TRENDS NEUROSCI 14.474 12.631 14.794 13.966 5772 TRENDS PARASITOL 5.375 6.788 5.497 5.887 5773 TRENDS PHARMACOL SCI 13.276 13.965 13.054 13.432 5774 TRENDS PLANT SCI 12.414 13.405 11.833 12.551 5775 TRIBOL INT 0.613 0.874 0.913 0.800 5776 TRIBOL LETT 1.008 1.504 1.400 1.304 5777 TRIBOL LUBR TECHNOL 0.040 0.040 5778 TRIBOL T 0.567 0.547 0.735 0.616 5779 TROP AGR 0.041 0.087 0.024 0.051 5780 TROP ANIM HEALTH PRO 0.311 0.258 0.323 0.297 5781 TROP DOCT 0.330 0.347 0.404 0.360 5782 TROP GRASSLANDS 0.478 0.230 0.213 0.307 5783 TROP MED INT HEALTH 1.796 2.156 1.969 1.974 5784 TROP ZOOL 0.147 0.432 0.400 0.326 5785 TUBERCULOSIS 1.725 1.594 1.935 1.751 5786 TUMOR BIOL 1.489 2.518 2.347 2.118 5787 TUMORI 0.267 0.348 0.631 0.415

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5788 TUNN UNDERGR SP TECH 0.176 0.236 0.145 0.186 5789 TURK J CHEM 0.382 0.394 0.579 0.452 5790 TURK J VET ANIM SCI 0.146 0.103 0.143 0.131 5791 TURKISH J PEDIATR 0.340 0.184 0.312 0.279 5792 TWIN RES 1.713 1.713 5793 ULTRAMICROSCOPY 1.772 1.665 2.215 1.884 5794 ULTRASCHALL MED 1.114 1.473 1.480 1.356 5795 ULTRASON SONOCHEM 1.337 1.537 2.105 1.660 5796 ULTRASONIC IMAGING 0.900 1.576 1.265 1.247 5797 ULTRASONICS 0.844 0.780 1.175 0.933 5798 ULTRASOUND MED BIOL 1.758 2.033 2.064 1.952 5799 ULTRASOUND OBST GYN 1.806 1.973 2.167 1.982 5800 ULTRASTRUCT PATHOL 0.870 0.860 0.879 0.870 5801 UNDERSEA HYPERBAR M 0.451 0.500 0.837 0.596 5802 UNDERWATER TECHNOL 0.529 0.529 5803 UNFALLCHIRURG 0.548 0.521 0.452 0.507 5804 UPSALA J MED SCI 0.688 0.314 0.167 0.390 5805 UROL CLIN N AM 2.222 2.484 1.721 2.142 5806 UROL INT 0.471 0.525 0.564 0.520 5807 UROL ONCOL-SEMIN ORI 1.167 1.378 1.273 5808 UROL RES 1.103 1.017 1.113 1.078 5809 UROLOGE A 0.457 0.762 0.558 0.592 5810 UROLOGY 2.456 2.782 2.585 2.608 5811 USER MODEL USER-ADAP 2.524 4.391 2.789 3.235 5812 USP KHIM+ 2.392 2.192 2.292 5813 UTILITAS MATHEMATICA 0.216 0.099 0.169 0.161 5814 VACCINE 2.811 3.007 2.824 2.881 5815 VACUUM 0.723 0.612 0.902 0.746 5816 VALUE HEALTH 3.657 3.657 5817 VASA-J VASCULAR DIS 0.434 0.491 0.710 0.545 5818 VASC MED 1.128 1.247 1.533 1.303 5819 VASC PHARMACOL 1.048 2.547 1.798 5820 VEG HIST ARCHAEOBOT 0.659 0.345 0.464 0.489 5821 VEHICLE SYST DYN 0.278 0.295 0.293 0.289 5822 VELIGER 0.528 0.606 0.569 0.568 5823 VERHALTENSTHERAPIE 0.372 0.820 0.340 0.511 5824 VET ANAESTH ANALG 1.151 1.151 5825 VET CLIN N AM-EQUINE 0.615 0.573 0.566 0.585 5826 VET CLIN N AM-FOOD A 0.652 0.691 0.627 0.657 5827 VET CLIN N AM-SMALL 0.979 0.757 1.243 0.993 5828 VET CLIN PATH 0.483 0.574 0.662 0.573 5829 VET COMP ORTHOPAED 0.701 0.430 0.500 0.544 5830 VET DERMATOL 0.952 1.068 1.263 1.094 5831 VET ECON 0.025 0.013 0.018 0.019 5832 VET HUM TOXICOL 0.569 0.440 0.515 0.508 5833 VET IMMUNOL IMMUNOP 1.659 1.652 1.799 1.703 5834 VET J 1.289 1.250 1.156 1.232 5835 VET MED-CZECH 0.204 0.608 0.790 0.534

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5836 VET MED-US 0.107 0.232 0.110 0.150 5837 VET MICROBIOL 1.727 1.571 1.930 1.743 5838 VET OPHTHALMOL 0.747 0.683 0.715 5839 VET PARASITOL 1.473 1.583 1.445 1.500 5840 VET PATHOL 1.452 1.337 1.194 1.328 5841 VET QUART 0.835 0.727 2.308 1.290 5842 VET RADIOL ULTRASOUN 0.551 0.573 0.660 0.595 5843 VET REC 1.221 1.172 1.147 1.180 5844 VET RES 2.031 1.609 1.991 1.877 5845 VET RES COMMUN 0.667 0.669 0.269 0.535 5846 VET SURG 1.045 1.196 0.993 1.078 5847 VET TECH 0.056 0.103 0.016 0.058 5848 VIB SPECTROSC 0.978 1.308 1.441 1.242 5849 VIDE 0.097 0.067 0.031 0.065 5850 VIE MILIEU 0.833 0.886 0.587 0.769 5851 VIRAL IMMUNOL 1.625 1.942 2.156 1.908 5852 VIRCHOWS ARCH 2.045 2.357 2.227 2.210 5853 VIROLOGY 3.363 3.391 3.071 3.275 5854 VIRUS GENES 1.296 1.414 1.250 1.320 5855 VIRUS RES 1.597 1.719 2.155 1.824 5856 VISION RES 1.956 1.958 1.812 1.909 5857 VISUAL COMPUT 0.507 0.571 0.494 0.524 5858 VISUAL NEUROSCI 1.771 1.816 1.554 1.714 5859 VITAM HORM 3.733 3.439 3.889 3.687 5860 VITIS 0.675 1.012 0.566 0.751 5861 VLAAMS DIERGEN TIJDS 0.162 0.259 0.179 0.200 5862 VLDB J 1.149 4.545 4.000 3.231 5863 VLSI DES 0.211 0.194 0.138 0.181 5864 VOX SANG 2.088 1.161 1.762 1.670 5865 W INDIAN MED J 0.208 0.195 0.209 0.204 5866 WASTE MANAGE 0.726 1.088 1.151 0.988 5867 WASTE MANAGE RES 0.380 0.462 0.456 0.433 5868 WATER AIR SOIL POLL 0.526 0.883 1.058 0.822 5869 WATER ENVIRON RES 0.817 0.874 0.789 0.827 5870 WATER INT 0.560 0.390 0.376 0.442 5871 WATER QUAL RES J CAN 0.698 0.946 0.733 0.792 5872 WATER RES 1.611 1.812 2.304 1.909 5873 WATER RESOUR MANAG 0.302 0.420 0.760 0.494 5874 WATER RESOUR RES 1.692 1.549 1.530 1.590 5875 WATER SA 0.481 0.600 0.464 0.515 5876 WATER SCI TECHNOL 0.661 0.710 0.586 0.652 5877 WATERBIRDS 0.705 0.337 0.381 0.474 5878 WAVE MOTION 0.840 0.629 0.902 0.790 5879 WAVE RANDOM MEDIA 1.155 1.158 1.558 1.290 5880 WEAR 0.792 1.046 1.082 0.973 5881 WEATHER FORECAST 0.782 1.073 0.852 0.902 5882 WEED RES 1.291 1.056 1.265 1.204 5883 WEED SCI 0.995 1.230 1.292 1.172

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5884 WEED TECHNOL 0.767 0.882 0.904 0.851 5885 WELD J 0.231 0.278 0.255 5886 WEM-WATER ENG MANAG 0.026 0.039 0.016 0.027 5887 WEST J APPL FOR 0.463 0.463 5888 WEST N AM NATURALIST 0.426 0.460 0.215 0.367 5889 WESTERN J MED 0.791 0.749 0.796 0.779 5890 WESTERN J NURS RES 0.680 0.510 0.551 0.580 5891 WETLANDS 1.063 1.280 0.923 1.089 5892 WHO TECH REP SER 7.900 4.484 6.192 5893 WIEN KLIN WOCHENSCHR 0.591 0.774 0.901 0.755 5894 WIEN TIERARZTL MONAT 0.258 0.250 0.398 0.302 5895 WILD ENVIRON MED 0.417 0.280 0.284 0.327 5896 WILDLIFE BIOL 0.561 0.547 0.535 0.548 5897 WILDLIFE MONOGR 3.600 1.600 1.667 2.289 5898 WILDLIFE RES 0.979 0.993 0.855 0.942 5899 WILDLIFE SOC B 0.821 1.098 0.714 0.878 5900 WILSON BULL 0.394 0.268 0.255 0.306 5901 WIND STRUCT 0.370 0.333 0.382 0.362 5902 WIREL COMMUN MOB COM 0.669 0.669 5903 WIREL NETW 0.433 1.170 1.350 0.984 5904 WIRELESS PERS COMMUN 0.250 0.280 0.243 0.258 5905 WIRTSCHAFTSINF 0.195 0.347 0.360 0.301 5906 WOCHENBL PAPIERFABR 0.075 0.050 0.053 0.059 5907 WOOD FIBER SCI 0.558 0.560 0.607 0.575 5908 WOOD RES-SLOVAKIA 0.059 0.059 5909 WOOD SCI TECHNOL 0.529 0.611 0.803 0.648 5910 WOOL TECH SHEEP BREE 0.204 0.252 0.123 0.193 5911 WORLD J MICROB BIOT 0.498 0.516 0.478 0.497 5912 WORLD J SURG 1.777 1.909 1.952 1.879 5913 WORLD J UROL 1.664 1.341 2.186 1.730 5914 WORLD POULTRY SCI J 1.128 0.952 0.603 0.894 5915 WOUND REPAIR REGEN 1.757 2.074 1.984 1.938 5916 WOUNDS 0.629 0.400 0.396 0.475 5917 X-RAY SPECTROM 1.574 1.227 1.391 1.397 5918 XENOBIOTICA 1.919 2.220 1.819 1.986 5919 XENOTRANSPLANTATION 2.581 2.437 2.876 2.631 5920 YAKUGAKU ZASSHI 0.419 0.319 0.259 0.332 5921 YEARB PHYS ANTHROPOL 1.417 2.786 2.000 2.068 5922 YEAST 2.340 1.980 1.941 2.087 5923 YONSEI MED J 0.565 0.417 0.451 0.478 5924 Z ANAL ANWEND 0.260 0.278 0.367 0.302 5925 Z ANGEW MATH MECH 0.085 0.154 0.433 0.224 5926 Z ANGEW MATH PHYS 0.517 0.512 0.546 0.525 5927 Z ANORG ALLG CHEM 1.196 1.127 1.086 1.136 5928 Z GASTROENTEROL 0.837 1.076 1.000 0.971 5929 Z GEOMORPHOL 0.604 0.611 0.761 0.659 5930 Z GERONTOL GERIATR 0.441 0.629 0.362 0.477 5931 Z JAGDWISS 0.278 0.167 0.223 0.223

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Impact Factors Rank Abbreviated Journal Title 2002 2003 2004 Average

5932 Z KARDIOL 0.764 0.935 0.933 0.877 5933 Z KRIST-NEW CRYST ST 0.377 0.349 0.330 0.352 5934 Z KRISTALLOGR 1.430 1.266 1.390 1.362 5935 Z METALLKD 0.636 0.637 0.907 0.727 5936 Z NATURFORSCH A 0.732 0.681 0.799 0.737 5937 Z NATURFORSCH B 0.774 0.729 0.647 0.717 5938 Z NATURFORSCH C 0.715 0.642 0.715 0.691 5939 Z ORTHOP GRENZGEB 0.529 0.537 0.487 0.518 5940 Z PFLANZENK PFLANZEN 0.322 0.286 0.833 0.480 5941 Z PHYS CHEM 0.854 0.636 0.855 0.782 5942 Z PSYCHOSOM MED PSYC 1.085 1.255 1.383 1.241 5943 Z RHEUMATOL 0.964 0.531 0.545 0.680 5944 ZBL CHIR 0.259 0.339 0.339 0.312 5945 ZBL NEUROCHIR 0.723 0.604 1.096 0.808 5946 ZH NAUCH PRIKL FOTOG 0.466 0.302 0.216 0.328 5947 ZH NEVROPATOL PSIKH 0.130 0.130 5948 ZH OBSHCH BIOL 0.262 0.475 0.416 0.384 5949 ZH VYSSH NERV DEYAT+ 0.351 0.229 0.290 5950 ZKG INT 0.115 0.138 0.081 0.111 5951 ZOO BIOL 0.481 0.416 0.622 0.506 5952 ZOOL ANZ 0.961 0.679 0.694 0.778 5953 ZOOL J LINN SOC-LOND 1.409 1.524 1.624 1.519 5954 ZOOL SCI 0.901 0.990 1.043 0.978 5955 ZOOL SCR 1.171 1.477 2.411 1.686 5956 ZOOL STUD 0.518 0.533 0.617 0.556 5957 ZOOL ZH 0.212 0.212 5958 ZOOLOGY 1.030 1.092 1.061 5959 ZOOMORPHOLOGY 1.118 1.156 1.059 1.111 5960 ZUCHTUNGSKUNDE 0.259 0.333 0.500 0.364 5961 ZUCKERINDUSTRIE 0.375 0.355 0.215 0.315 5962 ZYGOTE 0.992 1.294 1.045 1.110

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