1. Division of Endocrinology and Metabolism (Y.W., P.H., M.J., D.L., S.C., M.X.), The Johns Hopkins University School of Medicine, Baltimore, Maryland 21287
2. The Affiliated Hospital of Qingdao Medical College (Y.W., W.W., S.Z., S.Y., X.S., G.Z.), Qingdao University, Qingdao 266003, People’s Republic of China
3. Changzheng Hospital (H.Y.), The Second Military Medical University, Shanghai 200433, People’s Republic of China
4. The First Affiliated Hospital of Medical College (B.S.), Xi’an Jiaotong University, Xi’an 710061, People’s Republic of China