cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1030013948_C/1030013950_T3/... · Neither is its...
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cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1030013948_C/1030013950_T3/... · Neither is its excretion by the urine ... ascending stairs, walking, defecation, and even micturition