1. Department of Transplantation Medicine, Faculty of Medicine, Oslo University Hospital – Rikshospitalet, Oslo, Norway
2. III Medizinische Klinik, Universitatsklinikum Augsburg, Augsburg, Germany
3. Gastroenterology Unit, Nuovo Regina Margherita Hospital, Rome, Italy
4. Department of Translational and Precision Medicine, “Sapienza” University of Rome, Italy
5. Gastroenterology and Digestive Endoscopy Unit, Ospedale dei Castelli (N.O.C.), Rome, Italy
6. Gastro Unit, Hvidovre Hospital, Hvidovre, Denmark
7. Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark
8. ANU Medical School/Canberra Hospital -Gastroenterology, Garran, Australia
9. Gastroenterology Unit, Department of Medicine, University of Nigeria Teaching Hospital, Ituku-Ozalla, Enugu, Nigeria
10. Department of Internal Medicine, St. Paulʼs Hospital Millennium Medical College, Addis Ababa, Ethiopia
11. European Society of Gastrointestinal Endoscopy – Munich, Germany
12. Gastro Unit, Copenhagen University Hospital Herlev – Herlev, Denmark
13. CIDES/CINTESIS, Faculty of Medicine, University of Porto, Porto, Portugal
14. Hepatogastroenterology, Edouard Herriot Hospital, Lyon, France
15. Department of Gastroenterology, Reina Sofia and Colombia University Clinics, Bogota, Colombia
16. Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand
17. All India Institute of Medical Sciences, New Delhi, India
18. Department of Gastroenterology, Royal Wolverhampton NHS Trust, UK