1. Department of Gastroenterology, São João University Hospital, Alameda Professor Hernâni Monteiro, 4200-427 Porto, Portugal
2. WGO Gastroenterology and Hepatology Training Center, 4200-427 Porto, Portugal
3. Faculty of Medicine, University of Porto, Alameda Professor Hernâni Monteiro, 4200-427 Porto, Portugal
4. Department of Proctology, GH Paris Saint-Joseph, 185, Rue Raymond Losserand, 75014 Paris, France
5. Department of Surgery, Instituto de Infectologia Emílio Ribas, São Paulo 01246-900, Brazil
6. Faculty of Engineering, University of Porto, Rua Dr. Roberto Frias, 4200-465 Porto, Portugal
7. DigestAID—Artificial Intelligence Development, Rua Alfredo Allen, 4200-135 Porto, Portugal