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Oral contraceptive use and risk of breast cancer

Petra M Casey1, James R Cerhan, Sandhya Pruthi

  • 1Department of Obstetrics and Gynecology, Mayo Clinic, 200 First St SW, Rochester, MN 55905, USA. casey.petra@mayo.edu

Mayo Clinic Proceedings
|January 5, 2008
PubMed

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