1. Sasco AJ: Breast Cancer and the Environment. Horm Res. 2003, 60 (Suppl 3): 50-
2. ESHRE Capri Workshop Group: Hormones and breast cancer. Hum Reprod Update. 2004, 10: 281-293.
3. Jemal A, Siegel R, Ward E, Hao Y, Xu J, Murray T, Thun MJ: Cancer statistics, 2008. CA Cancer J Clin. 2008, 58: 71-96. 10.3322/CA.2007.0010.
4. Canadian Cancer Society's Steering Committee: Canadian Cancer Statistics 2009. 2009, Toronto: Canadian Cancer Society, [ http://www.cancer.ca/statistiques ]
5. American Cancer Society: Breast cancer facts & figures 2009-2010. 2009, Atlanta: American Cancer Society, Inc, [ http://www.cancer.org ]