1. Department of Colorectal Surgery NIHR Oxford Biomedical Research Centre Oxford University Hospitals NHS Foundation Trust Oxford UK
2. Department of Colorectal Surgery St Mark’s Hospital London UK
3. Department of Clinical and Experimental Medicine Linköping University Linköping Sweden
4. Department of Surgery County Council of Östergötland Linköping Sweden
5. Translational Gastroenterology Unit NIHR Oxford Biomedical Research Centre Oxford University Hospitals NHS Foundation Trust John Radcliffe Hospital Oxford UK