The influence of health and lifestyle characteristics on the relation of serum 25-hydroxyvitamin D with risk of colorectal and breast cancer in postmenopausal women.
Neuhouser ML, Manson JE, Millen A, Pettinger M, Margolis K, Jacobs ET, Shikany JM, Vitolins M, Adams-Campbell L, Liu S, LeBlanc E, Johnson KC, Wactawski-Wende J. The influence of health and lifestyle characteristics on the relation of serum 25-hydroxyvitamin D with risk of colorectal and breast cancer in postmenopausal women. Am J Epidemiol. 2012 Apr 01; 175(7):673-84.