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Background and Aims
Peer‐led interventions may offer a beneficial approach in preventing substance use, but their impact has not yet been quantified. We conducted a systematic review to investigate and quantify the effect of peer‐led interventions that sought to prevent tobacco, alcohol and/or drug use among young people aged 11–21 years.
Methods
Medline, EMBASE, PsycINFO, CINAHL, ERIC and the...
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