Oral contraceptives and risk of breast cancer.
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EC
Grant
D000328:Adult; D001943:Breast Neoplasms / Q000139:chemically induced*; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008875:Middle Aged; D012307:Risk Factors
D003276:Contraceptives, Oral