Relative risks of colon and breast cancer according to intake of animal fat 3.15 1.5 Colon cancer(150 cases 1.13 1.05 Breast cancer( 979 cases) 0.7 0.5 Intake of Animal Fat (quintile) Willett WC, et al. NEJM, 1990Relative risks of colon and breast cancer according to intake of animal fat Willett WC, et al. NEJM, 1990 c