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Effects of Vitamin D Supplementation on IGF-1 and Calcitriol: A Randomized-Controlled Trial.
Trummer C, Schwetz V, Pandis M, Grübler MR, Verheyen N, Gaksch M, Zittermann A, März W, Aberer F, Lang A, Friedl C, Tomaschitz A, Obermayer-Pietsch B, Pieber TR, Pilz S, Treiber G. Trummer C, et al. Among authors: zittermann a. Nutrients. 2017 Jun 17;9(6):623. doi: 10.3390/nu9060623. Nutrients. 2017. PMID: 28629132 Free PMC article. Clinical Trial.
Circulating calcitriol concentrations and total mortality.
Zittermann A, Schleithoff SS, Frisch S, Götting C, Kuhn J, Koertke H, Kleesiek K, Tenderich G, Koerfer R. Zittermann A, et al. Clin Chem. 2009 Jun;55(6):1163-70. doi: 10.1373/clinchem.2008.120006. Epub 2009 Apr 9. Clin Chem. 2009. PMID: 19359534 Free article.
Vitamin D deficiency and mortality.
Zittermann A, Gummert JF, Börgermann J. Zittermann A, et al. Curr Opin Clin Nutr Metab Care. 2009 Nov;12(6):634-9. doi: 10.1097/MCO.0b013e3283310767. Curr Opin Clin Nutr Metab Care. 2009. PMID: 19710612 Review.
Effect of vitamin D supplementation on testosterone levels in men.
Pilz S, Frisch S, Koertke H, Kuhn J, Dreier J, Obermayer-Pietsch B, Wehr E, Zittermann A. Pilz S, et al. Among authors: zittermann a. Horm Metab Res. 2011 Mar;43(3):223-5. doi: 10.1055/s-0030-1269854. Epub 2010 Dec 10. Horm Metab Res. 2011. PMID: 21154195 Clinical Trial.
Vitamin D, cardiovascular disease and mortality.
Pilz S, Tomaschitz A, März W, Drechsler C, Ritz E, Zittermann A, Cavalier E, Pieber TR, Lappe JM, Grant WB, Holick MF, Dekker JM. Pilz S, et al. Among authors: zittermann a. Clin Endocrinol (Oxf). 2011 Nov;75(5):575-84. doi: 10.1111/j.1365-2265.2011.04147.x. Clin Endocrinol (Oxf). 2011. PMID: 21682758 Free article. Review.
278 results