1. Associations of Breast Cancer Risk Factors with Premenopausal Sex Hormones in Women with Very Low Breast Cancer Risk Houghton, Lauren C.; Ganmaa, Davaasambuu; Rosenberg, Philip S.; Davaalkham, Dambadarjaa; Stanczyk, Frank Z.; Hoover, Robert N.; Troisi, Rebecca 2016 Articles Breast--CancerBreast--Cancer--Risk factorsEpidemiologyEstrogenProgesterone