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Dow
nloa
ded
from
http
://jo
urna
ls.tu
ms.
ac.ir
/ on
Tue
sday
, Oct
ober
08,
201
3D
ownl
oade
d fr
om tu
mj.t
ums.
ac.ir
at 2
:38
IRD
T o
n S
atur
day
Apr
il 18
th 2
020
Dow
nloa
ded
from
http
://jo
urna
ls.tu
ms.
ac.ir
/ on
Tue
sday
, Oct
ober
08,
201
3D
ownl
oade
d fr
om tu
mj.t
ums.
ac.ir
at 2
:38
IRD
T o
n S
atur
day
Apr
il 18
th 2
020
Dow
nloa
ded
from
http
://jo
urna
ls.tu
ms.
ac.ir
/ on
Tue
sday
, Oct
ober
08,
201
3D
ownl
oade
d fr
om tu
mj.t
ums.
ac.ir
at 2
:38
IRD
T o
n S
atur
day
Apr
il 18
th 2
020
Dow
nloa
ded
from
http
://jo
urna
ls.tu
ms.
ac.ir
/ on
Tue
sday
, Oct
ober
08,
201
3D
ownl
oade
d fr
om tu
mj.t
ums.
ac.ir
at 2
:38
IRD
T o
n S
atur
day
Apr
il 18
th 2
020
Dow
nloa
ded
from
http
://jo
urna
ls.tu
ms.
ac.ir
/ on
Tue
sday
, Oct
ober
08,
201
3D
ownl
oade
d fr
om tu
mj.t
ums.
ac.ir
at 2
:38
IRD
T o
n S
atur
day
Apr
il 18
th 2
020
Dow
nloa
ded
from
http
://jo
urna
ls.tu
ms.
ac.ir
/ on
Tue
sday
, Oct
ober
08,
201
3D
ownl
oade
d fr
om tu
mj.t
ums.
ac.ir
at 2
:38
IRD
T o
n S
atur
day
Apr
il 18
th 2
020
Dow
nloa
ded
from
http
://jo
urna
ls.tu
ms.
ac.ir
/ on
Tue
sday
, Oct
ober
08,
201
3D
ownl
oade
d fr
om tu
mj.t
ums.
ac.ir
at 2
:38
IRD
T o
n S
atur
day
Apr
il 18
th 2
020