Article InformationAuthors: Ganz, Jennifer B.; Hong, Ee Rea; Goodwyn, Fara D.Year: 2013Publication: Research in Autism Spectrum DisordersVolume: 7Issue: 8Pages: 973-983DOI: 10.1016/j.rasd.2013.04.003 Final Quality and Data Extraction DecisionsAge: 36-71.9 months (3-5.9 years)Domains: CommunicationIntervention: Augmentative and alternative communicationPicture Exchange Communication System (PECS®)