Common variation in vitamin D pathway genes predicts circulating 25-hydroxyvitamin D Levels among African Americans.
Plos One
Signorello, Lisa B LB; Shi, Jiajun J; Cai, Qiuyin Q; Zheng, Wei W; Williams, Scott M SM; Long, Jirong J; Cohen, Sarah S SS; Li, Guoliang G; Hollis, Bruce W BW; Smith, Jeffrey R JR; Blot, William J WJ