1. Ordos Clinical College, Inner Mongolia Medical University, Ordos, P.R. China
2. Department of Medical Oncology, Ordos Central Hospital, Ordos, P.R. China
3. Department of Intensive Care Unit, Ordos Central Hospital, Ordos, P.R. China
4. Department of Nutrition, Ordos Central Hospital, Ordos, P.R. China
5. School of Public Health and Management, WenZhou Medical University, Zhejiang, P.R. China
6. Department of Radiation Oncology, Sun Yat-sen University Cancer Center; State Key Laboratory of Oncology in South China; Collaborative Innovation Center for Cancer Medicine, Guangzhou, Guangdong, P.R. China