Comparisons of serum vitamin d levels, status, and determinants in populations with and without chronic kidney disease not requiring renal dialysis: a 24-hour urine collection population-based study.
Guessous I., McClellan W., Kleinbaum D., Vaccarino V., Zoller O., Theler J.M., Paccaud F., Burnier M., Bochud M., Swiss Survey on Salt Group, 2014. Journal of Renal Nutrition, 24 (5) pp. 303-312. Peer-reviewed.
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