1. Department of Endocrinology and Metabolism; Peking University People's Hospital; Beijing China
2. Department of Endocrinology; First Affiliated Hospital of Harbin Medical University; Harbin China
3. Department of Endocrinology; The General Hospital of the PLA Rocket Force; Beijing China
4. Department of Endocrinology; Nanjing First Hospital; Nanjing China
5. PLA General Hospital of Beijing Military Region; Beijing China
6. Department of Endocrinology; Beijing Hospital, National Center of Gerontology; Beijing China
7. Department of Endocrinology; First Affiliated Hospital of Anhui Medical University; Hefei China
8. Department of Endocrinology; Shanghai Changzheng Hospital; Shanghai China
9. Department of Endocrinology; First Affiliated Hospital of Sun Yat-sen University; Guangzhou China
10. AstraZeneca Gothenburg; Mölndal Sweden
11. China Development Unit; AstraZeneca; Beijing China
12. AstraZeneca; Gaithersburg Maryland