1. Department of Endocrinology, Nanjing First Hospital; Nanjing Medical University; Jiangsu China
2. Department of Biological Science; National University of Singapore; Singapore
3. Department of Endocrinology; Wuxi Hospital Affiliated to Nanjing University of Chinese Medicine; Jiangsu China
4. Department of Central Laboratory, Nanjing First Hospital; Nanjing Medical University; Jiangsu China