1. Leeds Institute of Biomedical and Clinical Sciences; University of Leeds; Leeds UK
2. Faculty of Medicine and Health Sciences; University of East Anglia; Norwich UK
3. Royal Devon and Exeter Hospital; Exeter UK
4. Newcastle Centre for Bowel Disease, Royal Victoria Infirmary; Newcastle upon Tyne UK
5. Northern General Hospital, Sheffield Teaching Hospitals NHS Foundation Trust; Sheffield UK
6. Department of Colorectal Surgery; Cambridge University Hospitals NHS Foundation Trust; Cambridge UK