title: Oral contraceptives and breast cancer.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001943:Breast Neoplasms / Q000175:diagnosis / Q000209:etiology* / Q000401:mortality; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D005348:Fibrocystic Breast Disease / Q000517:prevention & control; D006801:Humans; D008875:Middle Aged; D009367:Neoplasm Staging; D011379:Prognosis; D012306:Risk; D006113:United Kingdom
chemical_list: D003276:Contraceptives, Oral