Oral contraceptives and breast cancer.
Section of Epidemiology, Institute of Cancer Research, Sutton, Surrey, UK.
C E
CE
Chilvers
J M
JM
Deacon
D001943:Breast Neoplasms / Q000139:chemically induced*; D016022:Case-Control Studies; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006801:Humans
D003276:Contraceptives, Oral