1. Department of Medicine; University of Malaya; Kuala Lumpur Malaysia
2. Department of Internal Medicine; Catholic University of Korea
3. Department of Internal Medicine; Kaohsiung Veterans General Hospital; Kaohsiung Taiwan
4. Department of Internal Medicine; Korea University College of Medicine; Seoul Republic of Korea
5. Division of Gastroenterology; Chulalongkorn University
6. Division of Gastroenterology; Department of Internal Medicine; Siriraj Hospital; Mahidol University; Bangkok Thailand
7. Department of Internal Medicine; Seoul National University Bundang Hospital; Seongnam Republic of Korea
8. Department of Internal Medicine; University of Indonesia; Depok Indonesia
9. Department of Medicine; The University of Hong Kong
10. Department of Medicine and Therapeutics; The Chinese University of Hong Kong; Hong Kong SAR China
11. Department of Gastroenterology and Hepatology; Chang Gung Memorial Hospital; Taoyuan Taiwan
12. Medical Affairs; Takeda Pharmaceuticals (Asia Pacific) Pte Ltd; Singapore
13. St. Luke's College of Medicine-William H. Quasha Memorial; Quezon City
14. Faculty of Medicine and Surgery; University of Santo Tomas Hospital; Manila Philippines
15. Department of Medicine; Fu Jen Catholic University; New Taipei City Taiwan