Funding for this research was provided by:
Agricultural Research Service (R01DK092238, 0204-41510-001-24S, 58-6250-6-003)
Eunice Kennedy Shriver National Institute of Child Health and Human Development (T32-HD07376)
Received: 30 August 2017
Accepted: 2 March 2018
First Online: 9 March 2018
: ORCID IDs: Cheatham: 0000–0002–8841-0105; Sheppard: 0000–0002–3412-8649.
: The trials that contributed data to these analyses were approved by the University of North Carolina Institutional Review Board, and were conducted in accordance with the 1964 Declaration of Helsinki and its later amendments. All adult participants provided written informed consent, and all children provided written assent and had a parent or legal guardian provide written parental permission.
: Not applicable.
: The authors declare that they have no competing interests.
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