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Cummings, Anne R.; Carr, James E.; LeBlanc, Linda A. – Research in Autism Spectrum Disorders, 2012
The Picture Exchange Communication System (PECS) is a picture-based alternative communication method that is widely accepted and utilized with individuals with disabilities. Although prior studies have examined the clinical efficacy of PECS, none have experimentally evaluated its manualized training structure. We experimentally evaluated the…
Descriptors: Language Impairments, Evaluation, Training, Children

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