Funding for this research was provided by:
Dairy Max, Inc (#UTA16-000534)
Received: 1 October 2018
Accepted: 3 February 2019
First Online: 12 February 2019
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board at the University of Texas at Austin, study number 2016-04-0031. All participants provided written assent. Parents or guardians of participants signed a written consent form.
: Not applicable.
: The authors declare that they have no competing interests.
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