Letter: Oral contraceptives and health.
D002318:Cardiovascular Diseases / Q000139:chemically induced* / Q000401:mortality; D002543:Cerebral Hemorrhage / Q000401:mortality; D003276:Contraceptives, Oral / Q000009:adverse effects*; D003327:Coronary Disease / Q000401:mortality; D004739:England; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D009369:Neoplasms / Q000401:mortality; D012189:Retrospective Studies; D013405:Suicide / Q000453:epidemiology; D013924:Thrombophlebitis / Q000401:mortality
D003276:Contraceptives, Oral