1. Department of Endocrinology and Metabolism; Peking University People's Hospital; Beijing P.R. China
2. Diabetes Research Program; The George Institute for Global Health at Peking University Health Science Center; Beijing P.R. China
3. Department of Endocrinology; The General Hospital of the People's Liberation Army; Beijing P.R. China
4. Department of Endocrinology; Peking University First Hospital; Beijing P.R. China
5. Biostatistics and Economic Evaluation Program; The George Institute for Global Health at Peking University Health Science Center; Beijing P.R. China
6. Department of Endocrinology and Metabolism; Shanghai Jiao Tong University Affiliated Sixth People's Hospital; Shanghai P.R. China
7. Department of Endocrinology; China-Japan Friendship Hospital; Beijing P.R. China
8. Department of Endocrinology; The Second Military Medical University; Shanghai P.R. China
9. Department of Endocrinology; Xiangya Second Hospital; Changsha P.R. China
10. Barbara Davis Center for Diabetes; University of Colorado Denver; Aurora Colorado
11. Department of Endocrinology; The Third Affiliated Hospital of Sun Yat-sen University; Guangzhou P.R. China
12. Melbourne EpiCentre; University of Melbourne; Melbourne Australia