[Progesterone and abortion].
D000026:Abortion, Habitual / Q000188:drug therapy; D000033:Abortion, Threatened / Q000188:drug therapy*; D000818:Animals; D005260:Female; D006801:Humans; D011247:Pregnancy; D011374:Progesterone / Q000627:therapeutic use*; D051381:Rats
D011374:Progesterone