title: Mammary nodules in dogs during four years' treatment with megestrol acetate or chlormadinone acetate.
mesh_terms: D000230:Adenocarcinoma / Q000139:chemically induced* / Q000473:pathology; D000818:Animals; D002715:Chlormadinone Acetate / Q000008:administration & dosage / Q000633:toxicity*; D003276:Contraceptives, Oral / Q000633:toxicity*; D004285:Dogs; D005260:Female; D006965:Hyperplasia / Q000139:chemically induced / Q000473:pathology; D008321:Mammary Glands, Animal / Q000187:drug effects*; D008325:Mammary Neoplasms, Experimental / Q000139:chemically induced* / Q000473:pathology; D008535:Megestrol / Q000008:administration & dosage / Q000633:toxicity*
chemical_list: D003276:Contraceptives, Oral; D002715:Chlormadinone Acetate; D008535:Megestrol