1. Territorial Gastroenterology Service, ASL BAT, Andria, Italy
2. Department of Medical and Surgical Sciences, Catholic University, Rome, Italy
3. Division of Gastroenterology, “Brotzu” Hospital, Cagliari, Italy
4. Digestive Diseases Centre (CEMAD), Department of Medical and Surgical Sciences, Policlinico Universitario “A. Gemelli” Foundation, IRCCS, Rome, Italy
5. School of Medicine, Catholic University, Rome, Italy
6. Gastroenterology Unit, Azienda Ospedale-Università di Padova (AOUP), Padua, Italy
7. Division of Gastroenterology, “Umberto I” Hospital, Nocera Inferiore (SA), Italy
8. Department of Internal Medicine and Medical Specialties, Division of Gastroenterology, IRCCS “San Martino” Hospital, University of Genoa, Genoa, Italy
9. Gastroenterology Unit, Department Biomedical and Clinical Sciences, “L. Sacco” University Hospital, Milan, Italy
10. Ambulatory for IBD Treatment, “Valle D’Itria” Hospital, Martina Franca (TA), Italy
11. Division of Gastroenterology, “Ciaccio-Pugliese” Hospital, Catanzaro, Italy
12. IBD Unit, Department of General Surgery and Gastroenterology, Pisa University Hospital, Pisa, Italy
13. Digestive Endoscopy Unit, Hospital of Santorso, ULSS7, Santorso (VI), Italy
14. Gastroenterology and Endoscopy Unit, Department of Medicine and Surgery, University of Parma, Parma, Italy
15. Division of Gastroenterology, “Veris-Delli Ponti” Hospital, Scorrano (LE), Italy
16. Division of Gastroenterology, “Annunziata” Hospital, Cosenza, Italy
17. Division of Gastroenterology, A.O. “S. Camillo-Folanini”, Rome, Italy
18. Gastroenterology Unit, “Spirito Santo” Hospital, “G d’Annunzio” University, Pescara, Italy
19. Division of Gastroenterology, “San Salvatore” Hospital, Pesaro, Italy
20. Division of Gastroenterology, “Nuovo Regina Margherita” Territorial Hospital, Roma, Italy
21. Division of Gastroenterology, “Santa Caterina Novella” Hospital, Galatina (LE), Italy
22. Gastroenterology and Hepatology Section, Department of Medicine and Surgery, University of Perugia, Perugia, Italy
23. Department of Health Science, University of Catanzaro, Catanzaro, Italy
24. Division of Gastroenterology, “S.S. Annunziata” Hospital, Taranto, Italy
25. Division of Gastroenterology, “Belcolle” Hospital, Viterbo, Italy
26. Division of Gastroenterology and Digestive Endoscopy, “Mater Olbia” Hospital, Olbia (SS), Italy
27. Division of Digestive Diseases, Digestive Endoscopy and Inflammatory Bowel Diseases, A.O. “Ospedali Riuniti”, Ancona, Italy
28. Division of Gastroenterology, “T. Maresca” Hospital, Torre del Greco (NA), Italy
29. Digestive Endoscopy Unit, “San Matteo degli Infermi” Hospital, Spoleto (PG), Italy
30. Division of Gastroenterology, “A. Perrino” Hospital, Brindisi, Italy
31. Division of Gastroenterology, A.O. “Ospedali Riuniti”, Foggia, Italy
32. Division of Internal Medicine, “Ca’ Foncello” University Hospital, Treviso, Italy
33. Division of Gastroenterology, IBD Unit, “S. Pertini” Hospital, Rome, Italy
34. Division of Digestive Endoscopy, “S. Maria Goretti” Hospital, Latina, Italy
35. Division of Gastroenterology, ” S Giovanni e Paolo” Hospital, Mestre – Venezia, Italy
36. Department of Precision Medicine, Hepatogastroenterology and Digestive Endoscopy Unit, University of Campania “Luigi Vanvitelli”, Naples, Italy
37. Division of General Surgery, “P. Colombo” Hospital, ASL Roma 6, Velletri (Roma), Italy