1. Endocrinology Unit, University of Edinburgh, Edinburgh, Scotland, U.K
2. Department of Public Health and Clinical Medicine, Umeå University Hospital, Umeå, Sweden
3. Department of Radiology, Royal Infirmary of Edinburgh, Scotland, U.K
4. Oxford Centre for Diabetes, Endocrinology, and Metabolism and NIHR Oxford Biomedical Research Centre, University of Oxford, Churchill Hospital, Oxford, U.K
5. Liver Unit, Royal Infirmary of Edinburgh, Scotland, U.K