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A Review of the Efficacy of the Picture Exchange Communication System Intervention
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Preston, Deborah; Carter, Mark – Journal of Autism and Developmental Disorders, 2009
The Picture Exchange Communication System (PECS) is a communication program that has become widely used, especially with children with autism. This paper reports the results of a review of the empirical literature on PECS. A descriptive review is provided of the 27 studies identified, which included randomized controlled trials (RCTs), other group…
Descriptors: Behavior Problems, Autism, Interpersonal Relationship, Speech Communication