1. Department of General and Colorectal Surgery The Newcastle upon Tyne Hospitals NHS Foundation Trust Newcastle upon Tyne UK
2. Foundation trainee Swansea Bay University Health Board Swansea UK
3. Department of General and Colorectal Surgery Blackpool Teaching Hospitals NHS Foundation Trust Blackpool UK
4. Department of General and Colorectal Surgery Lancashire Teaching Hospitals NHS Foundation Trust Preston UK
5. Faculty of Medicine and Health, School of Medicine University of Leeds Leeds UK
6. Department of General and Colorectal Surgery Royal Alexandra Hospital Paisley, Glasgow UK
7. Department of General and Colorectal Surgery Countess of Chester Hospital NHS Foundation Trust Chester UK