Article InformationAuthors: Groskreutz, M. P., Groskreutz, N. C., & Higbee, T. S.Year: 2011Publication: Journal of Applied Behavior AnalysisVolume: 44Issue: 1Pages: 211-215DOI: 10.1901/jaba.2011.44-211 Final Quality and Data Extraction DecisionsAge: 36-71.9 months (3-5.9 years)Domains: CommunicationIntervention: Reinforcement