1. Academic Unit of Diabetes, Endocrinology and Metabolism Department of Human Metabolism The University of Sheffield Sheffield UK
2. Medical Statistics Group School of Health and Related Research University of Sheffield Sheffield UK
3. Health Economics and Decision Science School of Health and Related Research University of Sheffield Sheffield UK
4. Diabetes Research Group King's College London School of Medicine London UK
5. Department of Diabetes and Endocrinology Nottingham University Hospitals Nottingham UK
6. The Australian Centre for Behavioural Research in Diabetes Deakin University Melbourne Victoria Australia