title: Long-term contraception by steroid releasing implants. III. Mode of action of megestrol acetate (MA) administered by subcutaneous silastic implants in women.
mesh_terms: D000328:Adult; D003271:Contraceptive Agents, Female / Q000008:administration & dosage*; D004343:Drug Implants; D004958:Estradiol / Q000097:blood; D005260:Female; D006801:Humans; D007986:Luteinizing Hormone / Q000097:blood; D008535:Megestrol / Q000008:administration & dosage*; D011374:Progesterone / Q000097:blood; D012826:Silicone Elastomers
chemical_list: D003271:Contraceptive Agents, Female; D004343:Drug Implants; D012826:Silicone Elastomers; D011374:Progesterone; D004958:Estradiol; D007986:Luteinizing Hormone; D008535:Megestrol