1. Department of Digestive Surgical Oncology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology , Wuhan, Hubei , China
2. Cancer Center, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology , Wuhan, Hubei , China
3. Department of Medical Oncology, Nanyang Central Hospital , Nanyang, Henan , China
4. Hubei Key Laboratory of Precision Radiation Oncology , Wuhan 430022 , China
5. Institute of Radiation Oncology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology , Wuhan , China
6. Department of Gastrointestinal Surgery, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology , Wuhan, Hubei , China
7. Department of Epidemiology and Biostatistics, The Ministry of Education Key Lab of Environment and Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology , Wuhan, Hubei , China
8. Department of Pathology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology , Wuhan, Hubei , China