1. Department of Gastroenterology, Tongji Hospital, Tongji Medical College Huazhong University of Science and Technology Wuhan Hubei China
2. Department of Internal Medicine Dangyang Changbanpo Hospital Yichang Hubei China
3. Department of Computer Center, Tongji Hospital, Tongji Medical College Huazhong University of Science and Technology Wuhan Hubei China
4. Hubei Key Laboratory of Hepato‐Pancreato‐Biliary Diseases Wuhan Hubei China