[Contraceptive effects of oral gestagene].
D003270:Contraceptive Agents; D003276:Contraceptives, Oral; D005260:Female; D006801:Humans; D011374:Progesterone / Q000031:analogs & derivatives
D003270:Contraceptive Agents; D003276:Contraceptives, Oral; D011374:Progesterone
CONTRACEPTIVES, ORAL; PROGESTERONE/related compounds