Article InformationAuthors: Lorah, Elizabeth; Tincani, Matt; Dodge, Jessica; Gilroy, Shawn; Hickey, Anna; Hantula, DonaldYear: 2013Publication: Journal of Developmental & Physical DisabilitiesVolume: 25Issue: 6Pages: 637-649DOI: 10.1007/s10882-013-9337-1 Final Quality and Data Extraction DecisionsAge: 36-71.9 months (3-5.9 years)Domains: CommunicationIntervention: Augmentative and alternative communicationPromptingTime delay