1. Department of Oncology; Zhejiang University Jinhua Hospital; Jinhua China
2. Department of Gastroenterology; Second Affiliated Hospital of Zhejiang University School of Medicine; Hangzhou China
3. Institute of Gastroenterology; Zhejiang University; Hangzhou China
4. Department of Radiation Oncology; First Affiliated Hospital of Zhejiang Chinese Medical University, Zhejiang Provincial Hospital of Traditional Chinese Medicine; Hangzhou China
5. Department of Medical Oncology; Second Affiliated Hospital of Zhejiang University School of Medicine; Hangzhou China
6. Cancer Institute (Key Laboratory of Cancer Prevention and Intervention, Chinese National Ministry of Education; Key Laboratory of Molecular Biology in Medical Sciences, Zhejiang Province, China); Second Affiliated Hospital of Zhejiang University School of Medicine; Hangzhou China
7. Department of Nuclear Medicine; Zhejiang University Jinhua Hospital; Jinhua China
8. Johns Hopkins University School of Medicine; Baltimore Maryland
9. Department of Colorectal Surgery; Zhejiang University Jinhua Hospital; Jinhua China