TY - GEN AU - Rockhill,B AU - Willett,W C AU - Hunter,D J AU - Manson,J E AU - Hankinson,S E AU - Spiegelman,D AU - Colditz,G A TI - Physical activity and breast cancer risk in a cohort of young women SN - 0027-8874 PY - 1998///0826 KW - Adolescent KW - Adult KW - Age Factors KW - Breast Neoplasms KW - epidemiology KW - Cohort Studies KW - Exercise KW - Female KW - Humans KW - Multivariate Analysis KW - Premenopause KW - Prospective Studies KW - Risk Factors N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1093/jnci/90.15.1155 ER -