1. Division of GastroenterologyWashington University School of Medicine St. Louis Missouri
2. Department of SurgeryStanford University Stanford California
3. Division of Gastroenterology, Hepatology and EndoscopyBrigham and Women's Hospital Boston Massachusetts
4. Institute of Surgical GastroenterologyMadras Medical College Chennai Tamil Nadu India
5. Division of GastroenterologyStanford University Stanford California
6. Department of Translational ResearchUniversity of Pisa Pisa Italy
7. Department of SurgeryUniversity of Washington Seattle Washington
8. Department of GastroenterologySt. Claraspital Basel Switzerland
9. Division of Digestive and Liver DiseasesColumbia University Medical Center New York New York
10. Division of GastroenterologyUniversity of Alberta Edmonton Alberta Canada
11. Department of GastroenterologyOtto‐von‐Guericke Universität Magdeburg Germany
12. Department of HepatoGastroenterologyIKEM Prague Czech Republic
13. Department of SurgeryUniversity of Hawaii Manoa Hawaii
14. Università degli Studi and Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico Milan Italy
15. Department of SurgicalOncological and Gastroenterological Sciences, University of Padua Padua Italy
16. Gastroenterology DivisionPalo Alto Medical Foundation Mountain View California
17. Division of GastroenterologyJohns Hopkins University Baltimore Maryland
18. Department of Medicine and TherapeuticsChinese University of Hong Kong Sha Tin Hong Kong