Funding for this research was provided by:
University of Washington (Alcohol and Drug Abuse Institute)
Text and Data Mining valid from 2018-07-02
Received: 14 February 2018
Accepted: 19 April 2018
First Online: 2 July 2018
Ethics approval and consent to participate
: This study was approved by the Seattle Children’s Research Institute IRB. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: All participants over age 18 provided consent, as did parents of participants under age 18; all adolescents under age 18 provided assent.
: The authors declare that they have no competing interests.
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