1. Academic Unit of Gastroenterology, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, UK
2. Division of Clinical Medicine, School of Medicine and Population Health, University of Sheffield, Sheffield, UK
3. Department of Pathophysiology and Organ Transplantation, University of Milan, Milano, Italy
4. Scientific Computing and Informatics, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, UK
5. Metabolic Bone Unit, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, UK