title: Progesterone antagonism: science and society.
mesh_terms: D000019:Abortifacient Agents / Q000494:pharmacology; D000021:Abortifacient Agents, Steroidal / Q000494:pharmacology; D004963:Estrenes / Q000494:pharmacology; D005260:Female; D006801:Humans; D015735:Mifepristone; D011247:Pregnancy; D011374:Progesterone / Q000037:antagonists & inhibitors* / Q000502:physiology
chemical_list: D000019:Abortifacient Agents; D000021:Abortifacient Agents, Steroidal; D004963:Estrenes; D015735:Mifepristone; D011374:Progesterone