1. Shantou University Medical College Shantou China
2. Department of Medical Oncology, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital Chinese Academy of Medical Sciences and Peking Union Medical College Beijing China
3. Xiangya School of Medicine Central South University Changsha China
4. Bloomberg School of Public Health, Epidemiology The Johns Hopkins University Baltimore Maryland USA
5. Department of Thoracic Surgery, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital Chinese Academy of Medical Sciences and Peking Union Medical College Beijing China