Oral contraceptives and breast cancer.
Asscher
A W
AW
D000328:Adult; D001943:Breast Neoplasms / Q000139:chemically induced*; D003276:Contraceptives, Oral / Q000008:administration & dosage / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008875:Middle Aged
D003276:Contraceptives, Oral