Serum 25-hydroxyvitamin D, parathyroid hormone, and mortality in older men.
Cawthon PM, Parimi N, Barrett-Connor E, Laughlin GA, Ensrud KE, Hoffman AR, Shikany JM, Cauley JA, Lane NE, Bauer DC, Orwoll ES, Cummings SR; Osteoporotic Fractures in Men (MrOS) Research Group.
Cawthon PM, et al.
J Clin Endocrinol Metab. 2010 Oct;95(10):4625-34. doi: 10.1210/jc.2010-0638. Epub 2010 Jul 14.
J Clin Endocrinol Metab. 2010.
PMID: 20631024
Free PMC article.