1 Department of Pulmonary and Critical Care Medicine, Nanjing Jinling Hospital, Nanjing University, School of Medicine, Nanjing 210002, China.
2 Department of Pulmonary and Critical Care Medicine, Shanghai Changhai hospital, Navy Medical University, Shanghai 200433, China.
3 Department of Pulmonary and Critical Care Medicine, The Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou 510630, China.
4 Department of Pulmonary and Critical Care Medicine, China-Japan Friendship Hospital, Capital Medical University, Beijing 100029, China.
5 Department of Clinical Laboratory Medicine, Peking University People's Hospital, Beijing 100044, China.
6 State Key Laboratory of Respiratory Disease, National Clinical Research Center for Respiratory Disease, Guangzhou Institute of Respiratory Health, the First Affiliated Hospital of Guangzhou Medical University, Guangzhou Medical University, Guangzhou 510120, China.
7 Department of Pulmonary and Critical Care Medicine, West China Hospital, Sichuan University, Chengdu 610041, China.
8 Department of Pulmonary and Critical Care Medicine, Shanghai Pulmonary Hospital, Tongji University School of Medicine, Shanghai 200433, China.
9 Department of Pulmonary Medicine, Zhongshan Hospital, Shanghai Medical College, Fudan University, Shanghai 200032, China.
10 Department of Pulmonary and Critical Care Medicine, Dongfang Hospital, Xiamen University, Fuzhou 350025, China.
11 Department of Pulmonary and Critical Care Medicine, the First Medical Center of Chinese PLA General Hospital, Beijing 100853, China.
12 Department of Pulmonary and Critical Care Medicine, Guizhou Provincial People's Hospital, Guizhou 550002, China.
13 Department of Respiratory Medicine, Peking University Third Hospital, Beijing 100191, China.
14 Department of Pulmonary and Critical Care Medicine, Chinese PLA General Hospital, Beijing 100853, China.
15 Department of Pulmonary and Critical Care Medicine, Ruijin Hospital, Institute of Respiratory Diseases, Shanghai Jiao Tong University School of Medicine, Shanghai 200025, China.