Article InformationAuthors: Higbee, T. S., Carr, J. E., & Patel, M. R.Year: 2002Publication: Research in developmental disabilitiesVolume: 23Issue: 1Pages: 61-78DOI: 10.1016/S0891-4222(01)00092-0 Final Quality and Data Extraction DecisionsAge: 36-71.9 months (3-5.9 years)6-11.9 yearsDomains: Adaptive/self-helpIntervention: Reinforcement