Leeds Teaching Hospitals NHS Trust - The John Goligher Colorectal Surgery Unit, University of Nottingham - Faculty of Medicine and Health Sciences, Government of the United Kingdom - Leeds Teaching Hospitals, University of Oxford, Government of the United Kingdom - Portsmouth Hospitals NHS Trust, Leeds Institute of Health Sciences - Academic Unit of Health Economics, Institute of Health Economics, University of Birmingham, University of Birmingham, University of Birmingham, University of Birmingham and Independent

Yeovil District Hospital NHS Foundation Trust - Department of General Surgery, University of the West of England (UWE) - Institute of Bio-Sensing Technology, University of the West of England (UWE) - Institute of Bio-Sensing Technology, Yeovil District Hospital NHS Foundation Trust - Department of General Surgery, University of the West of England (UWE), Taunton & Somerset NHS Foundation Trust - Southwest NIHR Research Design Service, University of Warwick - School of Engineering, Yeovil District Hospital NHS Foundation Trust - Department of General Surgery, North Bristol NHS Foundation Trust, - Department of Surgery, Leeds Teaching Hospitals NHS Trust - The John Goligher Colorectal Surgery Unit, University of Warwick - School of Engineering, University of the West of England (UWE) - Institute of Bio-Sensing Technology and Yeovil District Hospital NHS Foundation Trust - Department of General Surgery

University of Leeds - Leeds Institute of Medical Research at St. James’s, University of Leeds - Leeds Institute of Medical Research at St. James’s, Edinburgh Molecular Imaging Limited, University of Leeds - Leeds Institute of Medical Research at St. James’s, University of Leeds - Leeds Institute of Medical Research at St. James’s, University of Leeds - Leeds Institute of Medical Research at St. James’s, Leeds Teaching Hospitals NHS Trust - Department of Colorectal Surgery, University of Leeds - Leeds Institute of Medical Research at St. James’s, Leeds Teaching Hospitals NHS Trust - Department of Radiology and Leeds Teaching Hospitals NHS Trust - The John Goligher Colorectal Surgery Unit