Article InformationAuthors: Gulsrud, A. C., Kasari, C., Freeman, S., & Paparella, T.Year: 2007Publication: AutismVolume: 11Issue: 6Pages: 535-546DOI: 10.1177/1362361307083255 Final Quality and Data Extraction DecisionsAge: Birth to 35.9 months (0-2.9 years)36-71.9 months (3-5.9 years)Domains: Joint attentionSocialIntervention: Naturalistic intervention