Antispermatogenic effect of Norgestrel in rhesus monkeys.
D000818:Animals; D000882:Haplorhini; D008297:Male; D008540:Meiosis / Q000187:drug effects*; D011372:Progestins / Q000494:pharmacology*; D013094:Spermatozoa / Q000187:drug effects*
D011372:Progestins