1. Department of Endocrinology (T.S.H.), St Peter's National Health Service Foundation Trust, Surrey KT16 0PZ, United Kingdom
2. Department of Endocrinology (G.S.C.), University College London Hospitals, London W1T 3AA, United Kingdom
3. Society for Endocrinology (D.S.W.), Bristol BS32 4JT, United Kingdom
4. Centre for Endocrinology, Diabetes, and Metabolism (N.K., W.A.), School of Clinical and Experimental Medicine, University of Birmingham, Birmingham B15 2TT, United Kingdom
5. Centre for Endocrine and Diabetes Sciences (D.A.R.), Institute for Molecular and Experimental Medicine, Cardiff University, Cardiff CF10 3US, United Kingdom
6. Endocrinology Unit (R.H.S., B.R.W.), Centre for Cardiovascular Science, Queen's Medical Research Institute, University of Edinburgh, Edinburgh EH16 4SB, United Kingdom
7. Academic Unit of Diabetes, Endocrinology, and Metabolism (R.J.R.), University of Sheffield, Sheffield S10 2HF, United Kingdom