1. Department of Gastroenterology Zhujiang Hospital, Southern Medical University Guangzhou China
2. Division of Gastroenterology and Hepatology, Digestive Disease Institute Shanghai Tongji Hospital, Tongji University School of Medicine Shanghai China
3. Department of Gastroenterology Sir Run Shaw Hospital, Zhejiang University Hangzhou China
4. CHESS Center, Institute of Portal Hypertension The First Hospital of Lanzhou University Lanzhou China
5. Jiangsu Key Laboratory of Molecular and Functional Imaging, Department of Radiology, Zhongda Hospital Medical School of Southeast University Nanjing China
6. Department of Gastroenterology The Fifth Affiliated Hospital of Zunyi Medical University Zhuhai China
7. Department of Gastroenterology Guangdong Second Provincial General Hospital Guangzhou China