title: Retarded embryonic development and pregnancy termination in ovariectomized guinea-pigs: progesterone deficiency and decidual collapse.
mesh_terms: D000022:Abortion, Spontaneous / Q000209:etiology* / Q000473:pathology; D000818:Animals; D002369:Castration; D003656:Decidua / Q000473:pathology*; D004971:Estrus; D005260:Female; D005315:Fetal Diseases / Q000209:etiology; D006168:Guinea Pigs; D009644:Norgestrel / Q000494:pharmacology; D010053:Ovary / Q000502:physiology*; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology
chemical_list: D009644:Norgestrel; D011374:Progesterone