Social Network Intervention Group: a community prevention process.
D000293:Adolescent; D002170:Canada; D002648:Child; D003156:Community Mental Health Services / Q000458:organization & administration*; D006801:Humans; D011314:Preventive Health Services / Q000458:organization & administration*; D000297:Psychology, Adolescent; D012657:Self-Help Groups; D012931:Social Environment; D012940:Social Problems; D012944:Social Support