1. Cancer Center, The First Hospital of Jilin University Changchun China
2. Cancer Research Institute, Central South University; Key Laboratory of Carcinogenesis and Cancer Invasion, Ministry of Education; Key Laboratory of Carcinogenesis, National Health and Family Planning Commission Changsha Hunan China
3. Hunan Cancer Hospital and the Affiliated Cancer Hospital of Xiangya School of Medicine, Central South University Changsha Hunan China
4. School of Public Health, Central South University Changsha Hunan China