Funding for this research was provided by:
Eunice Kennedy Shriver National Institute of Child Health and Human Development (R01HD072153)
Received: 20 November 2018
Accepted: 1 May 2019
First Online: 24 May 2019
Ethics approval and consent to participate
: The study was approved by the Institution Review Board at the University of South Carolina. Parents and adolescents signed informed consent and received monetary compensation for their participation.
: Not applicable.
: The authors declare that they have no competing interests.
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