Text and Data Mining valid from 2019-04-05
Received: 27 December 2018
Accepted: 27 March 2019
First Online: 5 April 2019
Ethics approval and consent to participate
: Ethics approval for this study was obtained from the University of British Columbia Behavioral Research Ethics Board, Reference #H12-00963. To protect privacy and support confidentiality, youth provided their own consent to participate, and did not require parent/guardian permission.
: Not applicable.
: The authors declare that they have no competing interests.
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