1. Department of Gastroenterology and Hepatology, Princess Alexandra Hospital, Faculty of MedicineUniversity of Queensland Brisbane Queensland Australia
2. Lynda K and David M Underwood Center for Digestive Disorders, Houston MethodistWeill Cornell Medical College New York New York USA
3. Division of Gastroenterology & HepatologyMayo Clinic Rochester Minnesota USA
4. Faculty of MedicineUniversity of Hongkong Hongkong
5. Yong Loo Lin School of MedicineNational University of Singapore Singapore
6. Department of Medicine, Division of GastroenterologyJichi Medical University Shimotsuke Japan
7. Department of GastroenterologyUniversity of Santo Tomas Manila Philippines
8. Faculty of MedicineNational University of Singapore Singapore
9. Department of GastroenterologySanjay Gandhi Post Graduate Institute of Medical Sciences Lucknow India
10. Department of Gastroenterology and HepatologyThe First Affiliated Hospital Sun Yat‐sen University Guangzhou China
11. Department of MedicineAgaplesion Markus Hospital Frankfurt Germany
12. Clínica de GastroenterologíaFaculta de Medicina Montevideo Uruguay