title: Special series on positive behaviour support--efficacy: research agenda.
authors: Gary W
authors: GW
authors: LaVigna
authors: Thomas J
authors: TJ
authors: Willis
authors: Phil
authors: P
authors: Foreman
mesh_terms: D000374:Aggression / Q000523:psychology; D001521:Behavior Therapy / Q000379:methods; D006801:Humans; D001523:Mental Disorders / Q000628:therapy; D010347:Patient Care Planning; D012107:Research Design; D016728:Self-Injurious Behavior / Q000523:psychology; D012944:Social Support