| Affiliation: | 1. Complejo Asistencial Universitario de León, General and Digestive Surgery Department, León, Spain;2. Whittington Hospital, General Surgery Department, London, United Kingdom;3. STMU Shifa College of Medicine, General Surgery Department, Islamabad, Pakistan;4. Leyla Medical Center, General Surgery Department, Baky, Azerbaijan;5. University of Health Sciences Tepecik Training and Research Hospital, Department of General Surgery, Izmir, Turkey;6. University Hospital North Midlands-Keele University Medical School, General Surgery Department, Stoke on Trent, United Kingdom;7. Saint George’s University Hospitals NHS Foundation Trust, General Surgery Department, London, United Kingdom;8. The First Affiliated Hospital of Jinan University, General Surgery Department, Guangzhou, China;9. Department of Thoracic Surgery, Inselspital, Bern University Hospital, University of Bern, 3012 Bern, Switzerland;10. Croydon University Hospital, Department of General Surgery, London, United Kingdom;11. Istanbul Medeniyet University, General Surgery Department, Istanbul, Turkey;12. Shrewsbury and Telford Hospital NHS Trust, General Surgery Department, Shrewsbury, United Kingdom;13. South Tees Hospitals NHS Foundation Trust-James Cook University Hospital, General Surgery Department, Cleveland, United Kingdom |
