The mode of action of oral contraceptives.
D000818:Animals; D003276:Contraceptives, Oral / Q000494:pharmacology*; D005260:Female; D006801:Humans; D011374:Progesterone / Q000494:pharmacology; D011817:Rabbits; D013739:Testosterone / Q000494:pharmacology
D003276:Contraceptives, Oral; D013739:Testosterone; D011374:Progesterone