1. Center for Respiratory Disease, Dongzhimen Hospital Beijing University of Chinese Medicine Beijing China
2. Department of Respiratory Medicine PLA General Hospital Beijing China
3. Department of Respiratory Medicine 900 Hospital of the Joint Logistics Support Force of the Chinese People's Liberation Army Fuzhou China
4. Department of Respiratory Medicine, Tangdu Hospital Air Force Medical University China
5. Department of Respiratory Medicine Xiamen Second Hospital Xiamen China
6. Department of Respiratory Medicine Shanghai Chest Hospital Shanghai China
7. Department of Respiratory Medicine, Beijing Tiantan Hospital Capital Medical University Beijing China
8. Department of Respiratory Medicine Fujian Provincial Hospital Fuzhou China
9. Department of Respiratory Medicine Emergency General Hospital Beijing China
10. Department of Respiratory Medicine Tianyou Hospital Affiliated to Tongji University Shanghai China
11. Department of Respiratory Medicine Shandong Provincial Chest Hospital Jinan China
12. Department of Respiratory Medicine Shandong Provincial Hospital Jinan China
13. Department of Respiratory Medicine The Second Affiliated Hospital of Fujian Medical University Quanzhou China
14. Department of Respiratory Medicine Shanghai Tenth People's Hospital Shanghai China
15. Department of Respiratory Medicine The First Affiliated Hospital of Shanxi Medical University Taiyuan China
16. Department of Respiratory Medicine Xinjiang Chest Hospital Wulumuqi China
17. Department of Thoracic Surgery Beijing Chaoyang Hospital Affiliated to Capital Medical University Beijing China
18. Department of Thoracic Surgery, Dongzhimen Hospital Beijing University of Chinese Medicine Beijing China
19. Department of Thoracic Surgery The Third Affiliated Hospital of Xuzhou Medical University China
20. Department of Thoracic Surgery Shanghai Lung Hospital Shanghai China
21. Department of Oncology Cancer Hospital of Chinese Academy of Medical Sciences Beijing China
22. Department of Oncology Beijing Shijitan Hospital Affiliated to Capital Medical University Beijing China
23. Department of Oncology Emergency General Hospital Beijing China
24. Department of Interventional Radiology The First Affiliated Hospital of Zhengzhou Medical University Zhengzhou China
25. Department of Interventional Radiology Emergency General Hospital Beijing China
26. Department of Gastroenterology PLA General Hospital Beijing China
27. Department of Gastroenterology Emergency General Hospital Beijing China
28. Department of Gastroenterology, Dongzhimen Hospital Beijing University of Chinese Medicine Beijing China
29. Department of Radiology Beijing Cancer Hospital Affiliated to Peking University Beijing China