1. Réseau FRANCIM: Le cancer en France: incidence et mortalité. La Documentation Française, 1998
2. Kelsey JL, Gammon MD, John EM: Reproductive and hormonal risk factors. Epidemiol Rev 15: 36–47, 1993
3. World Cancer Research Fund: Food, Nutrition and the Prevention of Cancer: A Global Perspective. American Institute for Cancer Research, Washington, DC, 1997
4. Stavraky K, Emmons S: Breast cancer in premenopausal and postmenopausal women. JNCI 53: 647–654, 1974
5. Burns PE, Lees AW, Hurlburt ME, May CL, Grace M: Reproductive events and family history as risk factors for breast cancer in northern Alberta. CMA J 124: 1451–1457, 1981