title: Further studies on long-term contraception by subcutaneous silastic R capsules containing megestrol acetate.
mesh_terms: D000085:Acetates; D000328:Adult; D002214:Capsules; D003270:Contraceptive Agents; D003692:Delayed-Action Preparations; D005260:Female; D006801:Humans; D008535:Megestrol / Q000008:administration & dosage / Q000494:pharmacology; D008599:Menstruation Disturbances; D011247:Pregnancy
chemical_list: D000085:Acetates; D002214:Capsules; D003270:Contraceptive Agents; D003692:Delayed-Action Preparations; D008535:Megestrol