Funding for this research was provided by:
National Health and Medical Research Council (APP1021324)
Juvenile Diabetes Research Foundation United States of America (2-2013-34, 3-PDF-2014-222-A-N)
Medical Research Council
Received: 26 July 2017
Accepted: 26 January 2018
First Online: 17 February 2018
Change Date: 20 March 2018
Change Type: Correction
Change Details: Following publication of the original article  it came to the attention of the Production Editor that Figs. 1 and 2 had not been replaced with the newly revised figures supplied by the authors (the originals being unusable due to poor quality image and text).
: All animal experiments were approved by the University of Queensland animal ethics committee. The TwinsUK study was approved by the St. Thomas’ Hospital Research Ethics Committee.
: All TwinsUK study participants provided informed written consent before participation in this study.
: The authors declare that they have no competing interests.
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