Depression/epidemiology/*psychology
        Klassen, Janell A, Hamza, Chloe A, Stewart, Shannon L 2018. An examination of correlates for adolescent engagement in nonsuicidal self‐injury, suicidal self‐injury, and substance use. Journal of research on adolescence.  28 (2) 342-353.  
          Baiden, Philip, Stewart, Shannon L., Fallon, Barbara 2017. The mediating effect of depressive symptoms on the relationship between bullying victimization and non-suicidal self-injury among adolescents: Findings from community and inpatient mental health settings in Ontario, Canada. Psychiatry Res.  255 () 238-247.