1. Department of Medical Oncology and Radiation Sickness Peking University Third Hospital Beijing China
2. Department of Respiratory and Critical Care Medicine Peking Union Medical College Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College Beijing China
3. Department of Radiation Oncology Peking University Third Hospital Beijing China
4. Research Center of Clinical Epidemiology Peking University Third Hospital Beijing China
5. Internal Medicine of Thoracic Oncology, Baotou Tumor Hospital Baotou China
6. Department of Medical Oncology Beijing Chest Hospital, Capital Medical University/Beijing Tuberculosis and Thoracic Tumor Research Institute Beijing China
7. Department of Respiratory and Critical Care Medicine The Second Affiliated Hospital, Anhui Medical University Hefei China
8. Department of Respiratory and Critical Care Medicine Peking University First Hospital Beijing China
9. Department of respiratory medicine Harbin Medical Cancer Hospital Harbin China
10. Department of Respiratory and Critical Care Medicine the First Hospital of Changsha Changsha China
11. Department of Respiratory and Critical Medicine Tianjin Chest Hospital Tianjin China
12. Department of Thoracic Oncology Hangzhou cancer Hospital, Zhejiang University School of Medicine Hangzhou China
13. Department of Respiratory and Critical Care Medicine The Affiliated Hospital of Inner Mongolia Medical University Hohhot China