Ge RL, Simonson TS, Cooksey RC, Tanna U, Qin G, Huff CD, Witherspoon DJ, Xing J, Zhengzhong B, Prchal JT, Jorde LB, McClain DA. Metabolic insight into mechanisms of high-altitude adaptation in Tibetans. Mol Genet Metab. 2012 Jun; 106(2):244-7.