A retrospective case-control study of diseases associated with oral contraceptive use.
D000328:Adult; D001943:Breast Neoplasms / Q000139:chemically induced*; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D005705:Gallbladder Diseases / Q000139:chemically induced*; D006801:Humans; D012189:Retrospective Studies; D013924:Thrombophlebitis / Q000139:chemically induced*
D003276:Contraceptives, Oral