1. Nancy University Hospital, Vandoeuvre-les-Nancy, France;
2. GI Alliance, United States;
3. Icahn School of Medicine at Mount Sinai, New York, United States;
4. UNIMI, Department of Pathophysiology and Transplantation, University of Milan, Milan, Italy;
5. Gastroenterology and Hepatology, Amsterdam University Medical Centers, Amsterdam, Netherlands;
6. University Hospitals Leuven, KU Leuven, Belgium;
7. University Hospital Schleswig-Holstein, Christian Albrechts University, Kiel, Germany, Kiel, Germany;
8. University of Erlangen–Nuremberg, Erlangen, Germany;
9. Vita-Salute San Raffaele University and IRCCS San Raffaele Hospital, Milano, Italy;
10. Barts and the London School of Medicine and Dentistry, Queen Mary University of London, London, United Kingdom;
11. Imelda General Hospital, Bonheiden, Belgium;
12. Charité-Universitätsmedizin Berlin, Humboldt-Universität zu Berlin and Berlin Institute of Health, Berlin, Germany;
13. Guy’s and St Thomas’ NHS Foundation, London, United Kingdom;
14. University of Calgary, Calgary, AB, Canada, Calgary, Canada;
15. AbbVie, Chicago, Illinois, United States;
16. Mt Sinai Kravis Children’s Hospital, New York, New York, United States.