1. Department of Endocrinology; First Affiliated Hospital with Nanjing Medical University; Nanjing China
2. Department of Epidemiology & Biostatistics; Nanjing Medical University; Nanjing China
3. Department of Endocrinology; Affiliated Sir RunRunShaw Hospital; Zhejiang University Hangzhou; Changsha China
4. Department of Endocrinology; First People's Hospital of Kunshan; Changsha China
5. Department of Endocrinology; Second Xiangya Hospital of Central South University; Changsha China
6. Department of Endocrinology and Diabetes Center; First Affiliated Hospital of Sun Yat-sen University; Guangzhou China
7. Department of Endocrinology; Affiliated Hospital of Luzhou Medical College; Shenyang China
8. Department of Endocrinology; First Hospital of China Medical University; Shenyang China
9. Department of Endocrinology; Qilu Hospital of ShanDong University; Jinan China
10. Department of Endocrinology; Affiliated Hospital of Medical College; Qingdao University; Shenyang China
11. Department of Endocrinology and Metabolism; Shanghai Huashan Hospital Affiliated to Fudan University; Shanghai China
12. Department of Endocrinology; the First Hospital of Shanxi Medical University; Taiyuan China
13. Department of Endocrinology; Dongfang Hospital Affiliated to Tongji University; Shanghai China
14. Department of Endocrinology; First Affiliated Hospital of Anhui University; Hefei China
15. Department of Endocrinology; Second Affiliated Hospital of Xi'an Jiao Tong University; Xi'an China
16. Department of Endocrinology; First Affiliated Hospital of Guangxi Medical University; Nanning China
17. Baker IDI Heart and Diabetes Institute; Melbourne Australia