Abstract
This review provides a summary and appraisal commentary on the treatment review by Boesch, M., Wendt, O., Subramanian, A., & Hsu, N. (2013). Comparative efficacy of the Picture Exchange Communication System (PECS) versus a speech-generating device: Effects on requesting skills. Research in Autism Spectrum Disorders, 7, 480–493.
Source of funding and disclosure of interest: No source of funding reported, and no conflicts of interest reported by the original authors of this research report.
Acknowledgments
Declaration of interest: The commentary author reports no conflicts of interest and is solely responsible for the content and writing of this structured abstract.