Received: 29 May 2019
Accepted: 12 September 2019
First Online: 28 October 2019
Ethics approval and consent to participate
: The current study was approved by the Research Ethics Board at the Centre for Addiction and Mental Health (Protocol #116/2016).
: Not applicable. The current study utilized secondary, de-identified, anonymized data.
: The authors declare that they have no competing interests.