1. Department of Endocrinology and Metabolism, Shanghai Jiao Tong University Affiliated Sixth People's Hospital, Shanghai Clinical Center for Diabetes, Shanghai Key Laboratory of Diabetes Mellitus, Shanghai Diabetes Institute, Shanghai, China.
2. Department of Endocrinology and Metabolism, Sir Run Run Shaw Hospital, School of Medicine, Zhejiang University, Hangzhou, China.
3. Department of Endocrinology and Metabolism, Tongji University Affiliated Tongji Hospital, Shanghai, China.
4. Department of Endocrinology and Metabolism, Shanghai Jiao Tong University Affiliated First People's Hospital, Shanghai, China.