1. Unit of General Surgery, CARE Department, Henri Mondor University Hospital (AP-HP), Créteil, France.
2. Faculty of Health Sciences, Valencian International University (VIU), Valencia, Spain.
3. Department of General Surgery, Emergencies and New Technologies, Baggiovara Civil Hospital, Modena, Italy.
4. Department of Surgery, St. Vincent's University Hospital, Dublin, Ireland.
5. Department of Surgery, Unit of General Surgery, University Hospital of Ferrara, University of Ferrara, Ferrara, Italy.
6. Faculty of Medicine, University of Portsmouth, Portsmouth, United Kingdom.
7. Department of Surgery and Cancer, Imperial College, London, United Kingdom.
8. General, Emergency and Trauma Surgery Department, Pisa University Hospital, Pisa, Italy.
9. Cambridge University Hospitals NHS Foundation Trust, Addenbrooke's Hospital, Cambridge Biomedical Campus, Cambridge, United Kingdom.
10. Department of General Surgery, Department of Biomedical and Clinical Sciences ‘L. Sacco’, University of Milan, ASST Fatebenefratelli Sacco, Milan, Italy.
11. Department of Digestive Oncologic and Metabolic Surgery, Institut Mutualiste Montsouris, Paris Descartes University, Paris, France.
12. Department of Surgical, Oncological and Oral Sciences (.), Paolo Giaccone University Hospital, University of Palermo, Palermo, Italy.
13. Department of General Surgery, Università Politecnica Delle Marche, Ancona, Italy.
14. Unit of Colorectal Surgery, Department of General and Digestive Surgery, University Hospital Vall d'Hebron-Universitat Autonoma de Barcelona, Barcelona, Spain.
15. Department of Digestive Surgical Oncology—Liver Transplantation Unit, University Hospital of Besançon, Besançon, France.
16. Department of Digestive and Oncologic Surgery, Hospital Nord, CHU Saint-Etienne, Saint-Etienne, France.
17. Department of Digestive, Oncologic and Metabolic Surgery, Ambroise Paré Hospital, AP-HP Paris Saclay University, Boulogne-Billancourt, France.
18. Department of Clinical Medicine and Surgery, “Federico II” University of Naples, Naples, Italy.
19. General Surgery Department, Azienda Sanitaria Universitaria Friuli Centrale (ASU FC), Udine, Italy.
20. General and Oncologic Surgical Unit, Policlinico San Martino, Genova, Italy.
21. Emergency Surgery Department, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy.
22. Groupe Hospitalier Diaconesses Croix Saint-Simon, Paris, France.
23. Colon and Rectal Surgery Unit, University of Cagliari, Cagliari, Italy.
24. Division of Abdominal and Transplantation Surgery, Department of Surgery, Faculty of Medicine, Geneva University Hospitals, Geneva, Switzerland.
25. Service of Colorectal and Digestive Surgery, DIGEST Department, Beaujon University Hospital (AP-HP), Faculty of Medicine, University Paris Cité, Paris, France.