Funding for this research was provided by:
NIH Office of the Director (U54HD070725)
Conselho Nacional de Desenvolvimento Científico e Tecnológico (249316/2013-7)
Centers for Disease Control and Prevention (1U48DP000040, SIP 14-027)
Received: 13 January 2018
Accepted: 17 October 2018
First Online: 29 October 2018
Ethics approval and consent to participate
: This study was approved by the Johns Hopkins Bloomberg School of Public Health Institutional Review Board (IRB No. 00004203). Informed assent and consent were gathered from the youth and caregiver, respectively.
: Not applicable.
: The authors declare that they have no competing interests.
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