Department of Clinical Nutrition Hebei General Hospital Shijiazhuang 050051 China;
Department of Clinical Nutrition Beijing Shijitan Hospital Capital Medical University Beijing 100038 China;
Department of Clinical Nutrition Yunnan Tumor Hospital Kunming 650118 China;
Department of Clinical Nutrition West China Hospital of Sichuan University Chengdu 610041 China;
Department of Clinical Nutrition Xijing Hospital of Fourth Military Medical University Xi'an 710032 China;
Department of Gastrointestinal surgery Hubei Cancer Hospital Wuhan 430079 China;
Department of General Surgery/Medical Oncology Center Aviation General Hospital/Beijing Institute of Translational Medicine Chinese Academy of Sciences Beijing 100012 China;
Department of Oncology First Hospital Jilin University Changchun 130021 China;
Department of Medicine The Third Affiliated Hospital of Harbin Medical University Harbin 150040 China;
Department of Abdominal Surgery Tumor Hospital Affiliated to Fudan University Shanghai 200032 China;
Department of Gastrointestinal surgery The Affiliated Tumor Hospital of Guangxi Medical University Nanning 530021 China;
Department of Medicine the Affiliated Cancer Hospital of Zhengzhou University Zhengzhou 450008 China;
Department of Hematoloy;
Fujian Medical University Union Hospital Fuzhou 350001 China;
Department of Oncology Xiangya Hospital of Central South University Changsha 410008 China;
Department of Gastrointestinal surgery Tianjin Nankai Hospital Tianjin 300199 China;