Studies in the regulation of uterine activity.
D000022:Abortion, Spontaneous; D000818:Animals; D005260:Female; D006801:Humans; D010920:Placenta / Q000473:pathology; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone / Q000494:pharmacology*; D011817:Rabbits; D014599:Uterus / Q000187:drug effects*
D011374:Progesterone