1. Department of Endocrinology, Shengjing Affiliated Hospital of China Medical University, Shenyang, P.R. China.
2. Department of Endocrinology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, P.R. China.
3. Department of Endocrinology, Beijing Union Medical College Hospital, Beijing, P.R. China.
4. Department of Endocrinology, Jiangsu Province Hospital on Integration of Chinese and Western Medicine, Nanjing, P.R. China.
5. Department of Endocrinology, First Affiliated Hospital of Medical College of Xi'an Jiaotong University, Xi'an, P.R. China.
6. Department of Endocrinology, Affiliated Hospital of Guiyang Medical College, Guiyang, P.R. China.
7. Department of Endocrinology, West China hospital, Sichuan University, Chengdu, P.R. China.
8. Department of Endocrinology, The Ruijin Hospital of Shanghai Jiaotong University, Shanghai, P.R. China.
9. Department of Endocrinology, The Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, P.R. China.
10. Department of Endocrinology, The Provincial Hospital Affiliated to Shandong University, Jinan, P.R. China.
11. Department of Endocrinology and Metabolism, Key Laboratory of Endocrine Diseases in Liaoning Province, The First Hospital of China Medial University, Shenyang, P.R. China.