1. IRCCS Azienda Ospedaliero-Universitaria di Bologna, Sant’Orsola Hospital, 40138 Bologna, Italy
2. Department of Medical and Surgical Sciences, University of Bologna, 40138 Bologna, Italy
3. Gastroenterology and Hepatology Unit, Piacenza Hospital, 29121 Piacenza, Italy
4. Gastroenterology Unit, Hospital of Imola, 40026 Imola, Italy
5. Surgical Endoscopy Unit, Department of Clinical Medicine and Surgery, Federico II University, 80138 Naples, Italy
6. Hepatogastroenterology and Digestive Endoscopy Unit, Department of Precision Medicine, University of Campania “Luigi Vanvitelli”, 80138 Naples, Italy