Vitamin D insufficiency in southern Arizona.
Jacobs ET, Alberts DS, Foote JA, Green SB, Hollis BW, Yu Z, Martínez ME.
Jacobs ET, et al. Among authors: foote ja.
Am J Clin Nutr. 2008 Mar;87(3):608-13. doi: 10.1093/ajcn/87.3.608.
Am J Clin Nutr. 2008.
PMID: 18326598
Free PMC article.
Clinical Trial.