1 Department of Gastroenterology, Minhang Hospital, Fudan University, Shanghai, China.
2 Key Laboratory of Whole-Period Monitoring and Precise Intervention of Digestive Cancer, Shanghai Municipal Health Commission (SMHC), Minhang Hospital, Fudan University, Shanghai, China.
3 No.3 Internal Medicine Department, People's Hospital of Daguan County, Daguan, China.