Funding for this research was provided by:
National Institute of Diabetes and Digestive and Kidney Diseases (K24 DK-109940)
National Institutes of Health (R01 DK-095792, R01 HL-077674, K23 RR-23090, K24 HL092902, UL1 RR025758, P30DK040561, M01 RR01066)
Received: 30 May 2018
Accepted: 13 June 2018
First Online: 27 June 2018
Ethics approval and consent to participate
: The study was approved by Partners IRB (protocol 2012P002276 and 2012P002410), and written informed consent was obtained from all subjects.
: The authors declare that they have no competing interests.
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