Article InformationAuthors: Liber, D. B., Frea, W. D., & Symon, J. B.Year: 2008Publication: Journal of Autism and Developmental DisordersVolume: 38Issue: 2Pages: 312-323DOI: 10.1007/s10803-007-0395-z Final Quality and Data Extraction DecisionsAge: 6-11.9 yearsDomains: CommunicationSocialIntervention: Time delay