The intrauterine progesterone contraceptive system.
D002986:Clinical Trials as Topic; D004717:Endometrium / Q000187:drug effects; D005260:Female; D006801:Humans; D007434:Intrauterine Devices; D007436:Intrauterine Devices, Medicated; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology; D014592:Uterine Hemorrhage / Q000150:complications
D011374:Progesterone