Hormonal contraception and breast cancer: keeping perspective.
Reid
Robert L
RL
Queen's University, Kingston, Ontario.
D001943:Breast Neoplasms / Q000139:chemically induced*; D003277:Contraceptives, Oral, Combined / Q000009:adverse effects*; D005260:Female; D006801:Humans; D015201:Meta-Analysis as Topic
D003277:Contraceptives, Oral, Combined