1. College of Pulmonary and Critical Care Medicine 8th Medical Center of Chinese PLA General Hospital Beijing People's Republic of China
2. Department of Basic Medicine Haihe Hospital Tianjin University Tianjin People's Republic of China
3. PICU Faculty of Pediatrics 7th Medical Center of Chinese PLA General Hospital Beijing People's Republic of China
4. Key Research Laboratory for Infectious Disease Prevention for State Administration of Traditional Chinese Medicine Tianjin Institute of Respiratory Diseases Tianjin People's Republic of China
5. Tianjin Key Laboratory of Lung Regenerative Medicine Tianjin People's Republic of China