1. State Key Laboratory of Respiratory Disease, National Clinical Research Center for Respiratory Disease, Guangzhou Institute of Respiratory Health, First Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
2. Xinqiao Hospital, Third Military Medical University, Chongqing, China
3. Third Affiliated Hospital, Guangzhou Medical University, Guangzhou, China
4. Xinan Hospital, Third Military Medical University, Chongqing, China
5. Shengjing Hospital of China Medical University, Shenyang, China
6. Respiratory Department, The Second Hospital of Hebei Medical University, Shijazhuang, China
7. Peking University Third Hospital, Beijing, China
8. Affiliated Hospital, Guangdong Medical University, Zhanjiang, China
9. GSK, Shanghai, China
10. GSK, Collegeville, PA, USA
11. Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA