[Contraceptive pills and breast cancer].
D001943:Breast Neoplasms / Q000209:etiology*; D003276:Contraceptives, Oral / Q000009:adverse effects*; D004967:Estrogens / Q000009:adverse effects; D005260:Female; D006801:Humans
D003276:Contraceptives, Oral; D004967:Estrogens
Pílulas anticoncepcionais e câncer de mama.