Raffield LM, Agarwal S, Cox AJ, Hsu FC, Carr JJ, Freedman BI, Xu J, Bowden DW, Vitolins MZ. Cross-sectional analysis of calcium intake for associations with vascular calcification and mortality in individuals with type 2 diabetes from the Diabetes Heart Study. Am J Clin Nutr. 2014 Oct; 100(4):1029-35.