1. The First Affiliated Hospital of Nanchang University, Nanchang, China
2. China-Japan Union Hospital, Jilin University, Changchun, China
3. Central Hospital of Xi'an City, Xi'an, China
4. Nanjing No. 1 Hospital, Nanjing, China
5. Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China
6. The First Affiliated Hospital of Sun Yat-sen University, Guangzhou, China
7. Zhongshan Hospital, Fudan University, Shanghai, China