1. Ruijin-Hainan Hospital, Shanghai Jiao Tong University School of Medicine, Hainan, China
2. Department of Pulmonary and Critical Care Medicine, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China
3. Institute of Respiratory Diseases, Shanghai Jiao Tong University School of Medicine, Shanghai, China
4. Shanghai Key Laboratory of Emergency Prevention, Diagnosis and Treatment of Respiratory Infectious Diseases, Shanghai, China