Funding for this research was provided by:
National Cancer Institute (R37CA214787)
Text and Data Mining valid from 2020-01-10
First Online: 10 January 2020
Compliance with Ethical Standards
: All procedures were reviewed and approved by the Intuitional Review Board who granted permission for parental consent to be waived, indicating parental consent would potentially place youth at more risk than waiving the consent.
: The authors declare that they have no conflict of interest.