1 Manchester Diabetes Centre, Manchester University NHS Foundation Trust, Manchester Academic Health Science Centre, Manchester, U.K. lalantha.leelarathna@mft.nhs.uk.
2 Division of Diabetes, Endocrinology and Gastroenterology, Faculty of Biology, Medicine and Health, University of Manchester, U.K.
3 Manchester Diabetes Centre, Manchester University NHS Foundation Trust, Manchester Academic Health Science Centre, Manchester, U.K.
4 Department of Paediatrics, Cambridge University Hospitals NHS Foundation Trust, Cambridge, U.K.
5 Wellcome Trust-MRC Institute of Metabolic Science, University of Cambridge, Cambridge, U.K.
6 Bern University Hospital and University of Bern, Bern, Switzerland.
7 Division of Endocrinology and Diabetology, Department of Internal Medicine, Medical University of Graz, Graz, Austria.
8 Profil, Neuss, Germany.
9 Barbara Davis Center for Diabetes, University of Colorado Anschutz Medical Campus, Aurora, CO.
10 International Diabetes Center, Minneapolis, MN.