1. Department of Radiation Oncology Hainan General Hospital (Hainan Affiliated Hospital of Hainan Medical University) Haikou People's Republic of China
2. Department of Clinical Nutrition Hainan General Hospital (Hainan Affiliated Hospital of Hainan Medical University) Haikou People's Republic of China
3. Department of Radiation Oncology The First Affiliated Hospital of Xiamen University Xiamen People's Republic of China