1. Department of Endocrinology and Metabolism; Shanghai Jiao Tong University Affiliated Sixth People's Hospital; Shanghai Jiangsu China
2. Shanghai Diabetes Institute; Shanghai Jiangsu China
3. Shanghai Clinical Center for Diabetes; Shanghai Jiangsu China
4. Shanghai key Laboratory of Diabetes Mellitus; Shanghai Jiangsu China
5. Department of Ultrasound in Medicine; Shanghai Jiao Tong University Affiliated Sixth People's Hospital; Shanghai Jiangsu China
6. Department of Endocrinology; Affiliated Hospital of Jiangsu University; Zhenjiang Jiangsu China