1 Department of Gastroenterology and Hepatology, General Hospital, National Key Clinical Specialty, Tianjin Institute of Digestive Diseases, Tianjin Key Laboratory of Digestive Diseases, Tianjin Medical University, Tianjin, 300052, China.
2 Department of Gastroenterology, Beijing Friendship Hospital, Capital Medical University, Beijing, 100050, China. wujing36youyi@ccmu.edu.cn.
3 Department of Gastroenterology and Hepatology, General Hospital, National Key Clinical Specialty, Tianjin Institute of Digestive Diseases, Tianjin Key Laboratory of Digestive Diseases, Tianjin Medical University, Tianjin, 300052, China. liutianyu@tmu.edu.cn.
4 Department of Gastroenterology and Hepatology, General Hospital, National Key Clinical Specialty, Tianjin Institute of Digestive Diseases, Tianjin Key Laboratory of Digestive Diseases, Tianjin Medical University, Tianjin, 300052, China. zhongweilong@tmu.edu.cn.
5 Department of Gastroenterology and Hepatology, General Hospital, National Key Clinical Specialty, Tianjin Institute of Digestive Diseases, Tianjin Key Laboratory of Digestive Diseases, Tianjin Medical University, Tianjin, 300052, China. caohailong@tmu.edu.cn.