calcium intakes from food or supplements and mammographic breast density. Cancer Epidemiol Biomarkers Prev 14

Background: A better understanding of factors that affect breast density, one of the strongest breast cancer risk indicators, may provide important clues about breast cancer etiology and prevention. This study evaluates the association of vitamin D and calcium, from food and/or supplements, to breast density in premenopausal and postmenopausal women separately. Methods: A total of 777 premenopausal and 783 post-menopausal women recruited at two radiology clinics i