About the Authors

Michael N Weedon, Beverley Shields, Katharine R Owen, Andrew T Hattersley, Timothy M Frayling
Department of Diabetes Research and Vascular Medicine, Peninsula Medical School, Exeter, United Kingdom

Mark I McCarthy, Christopher J Groves, Eleftheria Zeggini, N. William Rayner
Oxford Centre for Diabetes, Endocrinology, and Metabolism, Churchill Hospital, Headington, Oxford, United Kingdom

Graham Hitman
Centre of Diabetes and Metabolic Medicine, Bart's and the London Queen Mary's School of Medicine and Dentistry, University of London, London, United Kingdom

Mark Walker
Department of Medicine, School of Medicine, Newcastle-upon-Tyne, United Kingdom

Corresponding Author

Tim.Frayling@pms.ac.uk

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

MNW, MIM, CJG, EZ, NWR, ATH, and TMF were involved in the design and implementation of the study. MNW, MIM, CJG, EZ, NWR, ATH, and TMF were involved in the writing up of the study. MIM, GH, MW, BS, KRO, and ATH were involved in the design and execution of studies to collect DNA samples. All authors contributed to and read the final manuscript.