1. The University of Manchester, and Manchester Academic Health Science Centre; School of Health Sciences; Manchester UK M13 9PL
2. Manchester Royal Infirmary; Dietetic Department, Platt 2 Rehabilitation; Oxford Road Manchester UK M13 9WL
3. Salford Royal Foundation Trust; Intestinal Failure Unit; Salford UK M6 8HD
4. University College London Hospital; Department of Urology and NIHR Biomedical Research Centre; London UK