1. Department of GastroenterologyZhongshan Hospital Affiliated to Fudan University Shanghai China
2. Center of Evidence‐based Medicine, Fudan University Shanghai China
3. Division of Gastroenterology, Hepatology and NutritionVirginia Commonwealth University and McGuire VA Medical Center Richmond Virginia USA
4. Department of GastroenterologyChina‐Japan Union Hospital of Jilin University Changchun Jilin Province China
5. Department of Infectious DiseasesHenan Provincial People's Hospital Zhengzhou Henan Province China
6. Department of GastroenterologyXijing Hospital Affiliated to Air Force Medical University Xi'an Shaanxi Province China
7. Department of GastroenterologyFirst Hospital of Jilin University Changchun Jilin Province China
8. Department of GastroenterologyFirst Affiliated Hospital of Nanchang University Nanchang Jiangxi Province China
9. Department of GastroenterologyZhejiang Provincial Hospital of Traditional Chinese Medicine Hangzhou Zhejiang Province China
10. Department of GastroenterologyFirst Affiliated Hospital of Guangxi Medical University Guilin Guangxi Zhuang Autonomous Region China
11. Department of HepatologyTianjin Second People's Hospital Tianjin China
12. Department of GastroenterologyFirst Affiliated Hospital of Anhui Medical University Hefei Anhui Province China
13. Department of HepatologyThe Second Affiliated Hospital of Kunming Medical University Kunming Yunnan Province China
14. Department of Pharmacology and BiostatisticsInstitute of Medical Sciences, Shanghai Jiaotong University School of Medicine Shanghai China