1. Cancer Center, The Second Affiliated Hospital of Chongqing Medical University, Chongqing, China
2. Cancer Center, Research Institute of Surgery, Daping Hospital, Chongqing, China
3. Department of Thoracic Oncology, Cancer Center, West China Hospital, Sichuan University, Chengdu, China
4. Department of Radiation Oncology, The First Affiliated Hospital of Kunming Medical University, Kunming, China
5. Department of Radiotherapy of the Chest and Abdomen, Affiliated Tumor Hospital of Xinjiang Medical University, Urumqi, China
6. Institute for Cancer Prevention and Treatment, Chongqing Sanxia Central Hospital, Chongqing, China
7. Department of Medical Oncology, Xinqiao Hospital, Chongqing, China
8. Department of Oncology, Southwest Hospital, Chongqing, China
9. Department of Radiation Oncology, Cancer Hospital, Guangxi Medical University, Nanning, China
10. Department of Radiotherapy, General Hospital of Ningxia Medical University, Yinchuan, China
11. Department of Epidemiology and Biostatistics, West China School of Public Health and West China Fourth Hospital, Sichuan University, Chengdu, China
12. GenePlus-Beijing Institute, Peking University Medical Industrial Park, Zhongguancun Life Science Park, Beijing, China
13. Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, Texas, USA
14. Department of Internal Medicine, Division of Medical Oncology, The Ohio State University Medical Center, Columbus, Ohio, USA