1. Division of Gastroenterology and Hepatology, Department of Medicine and Therapeutics, Prince of Wales Hospital, Faculty of Medicine Chinese University of Hong Kong Hong Kong China
2. Institute of Digestive Disease, State Key Laboratory of Digestive Disease Chinese University of Hong Kong Hong Kong China
3. Division of Gastroenterology and Hepatology, Department of Medicine, Rajavithi Hospital, Ministry of Public Health, College of Medicine Rangsit University Bangkok Thailand
4. Department of Pediatrics Taipei Medical University Hospital Taipei Taiwan
5. Taipei Medical University Research Center for Digestive Medicine Taipei Medical University Taipei Taiwan
6. Internal Medicine Faculty, Hanoi Medical University and Endoscopic Centre Hanoi Medical University Hospital Hanoi Vietnam
7. Washington University in St. Louis St. Louis Missouri USA
8. Division of Gastroenterology and Hepatology, Department of Medicine National University Hospital Singapore
9. Department of Medicine, Yong Loo Lin School of Medicine National University of Singapore Singapore
10. Division of Gastroenterology, Department of Internal Medicine Seoul National University Hospital Healthcare System Gangnam Center Seoul South Korea
11. Endoscopy Center, Mongolia‐Japan Hospital Mongolian National University of Medical Sciences Ulaanbaatar Mongolia
12. Department of Medical Gastroenterology Asian Institute of Gastroenterology Hyderabad India
13. Department of Gastroenterology Graduate School of Medicine, Osaka Metropolitan University Osaka Japan
14. College of Medicine University of the Philippines Manila The Philippines
15. Department of Gastroenterology University of Ulsan College of Medicine, Asan Medical Center Seoul South Korea
16. Division of Gastroenterology, Pancreatobiliary and Digestive Endoscopy, Department of Internal Medicine Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo National General Hospital Jakarta Indonesia
17. Division of Gastroenterology and Hepatology, Renji Hospital Shanghai Jiao Tong University School of Medicine Shanghai China
18. Institute of Gastrosciences and Liver Transplant Apollo Multispeciality Hospital Kolkata India
19. Hue University of Medicine and Pharmacy Hue Vietnam
20. University Medicine Greifswald Greifswald Germany
21. First Affiliated Hospital Sun Yat‐Sen University Guangzhou China
22. Gastroenterology Unit, Department of Medicine, Faculty of Medicine Universiti Kebangsaan Malaysia Kuala Lumpur Malaysia
23. School of Medical and Life Sciences Sunway University Kuala Lumpur Malaysia