1. Department of Oesophagogastric Surgery Salford Royal NHS Foundation Trust Salford UK
2. Division of Diabetes, Endocrinology and Gastroenterology, Manchester Academic Health Sciences Centre, Faculty of Biology, Medicine and Health University of Manchester Manchester UK
3. Division of Cancer Sciences, School of Medical Sciences, Faculty of Biology, Medicine and Health University of Manchester Manchester UK
4. Department of Gastroenterology Salford Royal NHS Foundation Trust Salford UK
5. Manchester Metropolitan University Institute of Sport Manchester UK
6. Department of Musculoskeletal Radiology Salford Royal NHS Foundation Trust Salford UK
7. Department of Sport and Exercise Sciences, Musculoskeletal Science and Sports Medicine Research Centre, Faculty of Science and Engineering Manchester Metropolitan University Manchester UK