[Norethisterone and ethinylestradiol for the inhibition of ovulation].
D003271:Contraceptive Agents, Female; D045166:Estradiol Congeners; D004967:Estrogens / Q000494:pharmacology*; D004997:Ethinyl Estradiol; D005260:Female; D006801:Humans; D009640:Norethindrone; D010060:Ovulation; D011374:Progesterone / Q000031:analogs & derivatives
D003271:Contraceptive Agents, Female; D045166:Estradiol Congeners; D004967:Estrogens; D004997:Ethinyl Estradiol; D011374:Progesterone; D009640:Norethindrone
ESTROGENS/pharmacology; PROGESTERONE/related compounds