1. Department of Clinical Nutrition, Daping Hospital Army Medical University (Third Military Medical University) Chongqing China
2. Institute of Hepatopancreatobiliary Surgery, Southwest Hospital Army Medical University (Third Military Medical University) Chongqing China
3. Department of Clinical Nutrition The Third Affiliated Hospital of Chongqing Medical University Chongqing China
4. Cancer Center of the First Hospital of Jilin University Changchun Jilin China
5. Institute for Emergency and Disaster Medicine, Sichuan Academy of Medical Sciences, Sichuan Provincial People's Hospital, School of Medicine University of Electronic Science and Technology of China Chengdu Sichuan China
6. Cancer Center Renmin Hospital of Wuhan University Wuhan Hubei China
7. Department of Nutrition and Metabolism of Oncology Affiliated Provincial Hospital of Anhui Medical University Hefei Anhui China
8. Department of Gastrointestinal Surgery, Institute of Gastroenterology The First Affiliated Hospital of Kunming Medical University Kunming Yunnan China
9. Department of Medical Oncology, Fujian Cancer Hospital Fujian Medical University Cancer Hospital Fuzhou Fujian China
10. Department of Gastrointestinal Oncology, Tianjin Medical University Cancer Institute and Hospital, National Clinical Research Center for Cancer Tianjin Key Laboratory of Cancer Prevention and Therapy Tianjin China
11. Department of Epidemiology College of Public Health, Zhengzhou University Zhengzhou Henan China
12. Department of Gastrointestinal Surgery and Department of Clinical Nutrition, Beijing Shijitan Hospital Capital Medical University Beijing China