title: Letter: Abortion induced in the rat model by antiprogesterone.
mesh_terms: D000019:Abortifacient Agents; D000028:Abortion, Induced; D000818:Animals; D005260:Female; D005865:Gestational Age; D008954:Models, Biological; D010053:Ovary / Q000601:surgery; D011247:Pregnancy; D011374:Progesterone / Q000037:antagonists & inhibitors*; D011453:Prostaglandins / Q000502:physiology; D011817:Rabbits; D051381:Rats
chemical_list: D000019:Abortifacient Agents; D011453:Prostaglandins; D011374:Progesterone