1. Department of Pulmonary and Critical Care Medicine, Shanghai Changhai Hospital, Naval Medical University
2. Department of Pulmonary and Critical Care Medicine, Zhongshan Hospital of Fudan University, Shanghai Medical College
3. Department of Pulmonary and Critical Care Medicine, Shanghai Pulmonary Hospital of Tongji University
4. Department of Pulmonary and Critical Care Medicine, Ruijin Hospital, School of Medicine, Shanghai Jiaotong University
5. Hongkou Branch, Shanghai Changhai Hospital, Naval Medical University
6. Department of Respiratory Medicine, Huadong Hospital of Fudan University
7. Department of Respiratory Medicine, Xinhua Hospital, School of Medicine, Shanghai Jiaotong University
8. Department of Respiratory Medicine, Sixth People’s Hospital of Shanghai Jiaotong University
9. Department of Respiratory Medicine, Renji Hospital, School of Medicine, Shanghai Jiaotong University
10. Department of Respiratory Medicine, Fifth People’s Hospital of Fudan University
11. Department of Respiratory Medicine, Longhua Hospital of Shanghai University of Traditional Chinese Medicine
12. Department of Respiratory Medicine, Tenth People’s Hospital of Tongji University
13. Department of Respiratory Medicine, Huashan Hospital of Fudan University, Shanghai Medical College, People’s Republic of China