1. Department of Endocrinology and Metabolism and the Institute of Endocrinology, The First Hospital of China Medical University, Shenyang, Liaoning, P.R. China.
2. Department of Endocrinology, Chinese PLA General Hospital, Beijing, P.R. China.
3. Department of Endocrinology, Southwest Hospital, Third Military Medical University, Chongqing, P.R. China.
4. Department of Endocrinology, The First Affiliated Hospital of Dalian Medical University, Dalian, P.R. China.
5. Department of Endocrinology, Cardiovascular and Cerebrovascular Disease Hospital of Ningxia Medical University, Yinchuan, P.R. China.
6. Department of Endocrinology and Metabolism, The Second Affiliated Hospital of Nanchang University, Nanchang, P.R. China.
7. Department of Endocrinology, The First Affiliated Hospital of Harbin Medical University, Harbin, P.R. China.
8. Department of Endocrinology, Hohhot First Hospital, Hohhot, P.R. China.
9. Department of Endocrinology and Metabolism, The Second Xiangya Hospital, Central South University, Changsha, P.R. China.
10. Research Center of Endocrine and Metabolic Diseases, Affiliated Hospital of Integrated Traditional Chinese and Western Medicine, Nanjing University of Chinese Medicine, Nanjing, P.R. China.
11. Department of Endocrinology and Metabolism, Fujian Institute of Endocrinology, Fujian Medical University Union Hospital, Fuzhou, P.R. China.
12. Division of Endocrinology, Department of Internal Medicine, The First Affiliated Hospital, Zhengzhou University, Zhengzhou, P.R. China.
13. Department of Endocrine, First Affiliated Hospital of Guangxi Medical University, Nanning, P.R. China.
14. Department of Endocrinology, Hainan General Hospital, Haikou, P.R. China.
15. Department of Endocrinology, The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, P.R. China.
16. Department of Endocrinology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, P.R. China.
17. Department of Endocrinology, The First Hospital of Lanzhou University, Lanzhou, P.R. China.
18. Department of Endocrinology and Metabolism, State Key Laboratory of Biotherapy, West China Hospital, Sichuan University, Chengdu, P.R. China.
19. Department of Endocrinology and Metabolism, The First Hospital of Jilin University, Changchun, P.R. China.
20. Department of Endocrinology, Shanghai University of Medicine & Health Science Affiliated Zhoupu Hospital, Shanghai, P.R. China.
21. Department of Endocrinology, The First Hospital of An Hui Medical University, Hefei, P.R. China.
22. Department of Endocrinology, The First People's Hospital of Yunnan Province, Kunming, P.R. China.
23. Department of Endocrinology and Metabolism, Sun Yat-sen Memorial Hospital, Sun Yat-sen University, Guangzhou, P.R. China.
24. Department of Endocrinology, The First Hospital of Shanxi Medical University, Taiyuan, P.R. China.
25. Department of Endocrinology and Metabolism, People's Hospital of Tibet Autonomous Region, Lhasa, P.R. China.
26. Department of Endocrinology, Qinghai Provincial People's Hospital, Xining, P.R. China.
27. Zhejiang Provincial Center for Disease Control and Prevention, Hangzhou, P.R. China.
28. Department of Endocrinology and Metabolism, Affiliated Hospital of Guiyang Medical University, Guiyang, P.R. China.
29. Department of Endocrinology, Second Hospital of Hebei Medical University, Shijiazhuang, P.R. China.
30. Department of Endocrinology, The First Affiliated Hospital of Xinjiang Medical University, Urumqi, Xinjiang, P.R. China.
31. Department of Endocrinology and Metabolism, Tianjin Medical University General Hospital, Tianjin, P.R. China.
32. Department of Endocrinology and Metabolism and the Institute of Endocrinology, Rui-Jin Hospital Affiliated with Shanghai Jiao-Tong University School of Medicine, Shanghai, P.R. China.
33. Department of Endocrinology, Shandong Provincial Hospital affiliated with Shandong University, Jinan, P.R. China.