Estimation of drug antagonisms on the isolated guinea-pig vas deferens.
D004336:Drug Antagonism; D006168:Guinea Pigs; D006801:Humans; D008297:Male; D004364:Pharmaceutical Preparations; D014649:Vas Deferens / Q000187:drug effects*
D004364:Pharmaceutical Preparations
DRUGS; VAS DEFERENS/effect of drugs on