willett WC. Died and breast. J Intern Med 2001;249;395-411
world cancer research fund/american institute for cancer research. food, nutrition, physical activity, and the prevention of cancer research. perspective. washington, DC; AICR,2007
michels KB, Mohllajee AP, Roset-Bahmanyar E Beehler GP, Moysich KB. Diet and breast cancer: a review of the prospective observational studies. Cancer 2007;109(suppl):2712-49.