title: Ovariectomy and postpartum growth of rat mammary tumors.
mesh_terms: D000230:Adenocarcinoma / Q000473:pathology; D000232:Adenofibroma / Q000473:pathology; D000818:Animals; D002369:Castration; D005260:Female; D008325:Mammary Neoplasms, Experimental / Q000473:pathology*; D011247:Pregnancy; D011374:Progesterone / Q000502:physiology; D051381:Rats
chemical_list: D011374:Progesterone