1. Leeds Institute of Medical Research at St. James's University of Leeds Leeds UK
2. Academic Directorate of General Surgery Sheffield Teaching Hospitals NHS Foundation Trust Sheffield UK
3. Department of Oncology and Metabolism Medical School University of Sheffield Sheffield UK
4. Patient Representative Liverpool UK
5. Patient Representative Green Templeton College Oxford UK
6. Department of Surgery Radboud University Medical Center Nijmegen Netherlands
7. Department of Colorectal Surgery Digestive Disease Institute Cleveland Clinic Cleveland Ohio USA
8. Discipline of Surgery Faculty of Health and Medical Science School of Medicine University of Adelaide Adelaide South Australia Australia
9. Clinical Trials Research Unit University of Sheffield Sheffield UK
10. Department of Surgery Maulana Azad Medical College New Delhi India
11. Department of Surgery Faculty of Medicine and Health Sciences University of Auckland Auckland New Zealand
12. Colorectal Unit Department of Surgery Royal Adelaide Hospital Adelaide South Australia Australia
13. Faculty of Medicine and Health Sciences University of East Anglia Norwich UK
14. Department of Surgery Faculty of Medical and Health Sciences University of Auckland Auckland New Zealand
15. Department of Abdominal Surgery University Hospital Leuven Leuven Belgium
16. Cambridge University Hospitals NHS Foundation Trust Cambridge UK