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, Manchester, U.K.
3 Jaeb Center for Health Research, Tampa, FL.
4 International Diabetes Center Park Nicollet, Minneapolis, MN.
5 Manchester Diabetes Centre, Manchester University NHS Foundation Trust, Manchester Academic Health Science Centre, Manchester, U.K.