1 Department of Medical Oncology, the Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou 310009, China.
2 Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education/Beijing), Department of Gastrointestinal Oncology, Peking University Cancer Hospital & Institute, Beijing 100142, China.
3 Department of Colorectal Surgery, Sun Yat-sen University Cancer Center, Guangzhou 510060, China.
4 Department of Radiology, Peking University People's Hospital, Beijing 100044, China.
5 Department of Pathology, Fudan University Shanghai Cancer Hospital, Shanghai 200032, China.
6 Department of Colorectal Surgery, Fudan University Shanghai Cancer Hospital, Shanghai 200032, China.
7 Department of Medical Oncology, Cancer Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100021, China.
8 Department of Radiation Oncology, Fudan University Shanghai Cancer Hospital, Shanghai 200032, China.
9 Department of Medical Oncology, Sun Yat-sen University Cancer Center, Guangzhou 510060, China.
10 Department of Medical Oncology, Shanghai East Hospital, Tongji University School of Medicine, Shanghai 200123, China.
11 Department of Surgical Oncology, the Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou 310009, China.