title: Play.
authors.forename: Jill
authors.initials: J
authors.lastname: Boucher
authors.forename: Pamela
authors.initials: P
authors.lastname: Wolfberg
mesh_terms: D001321:Autistic Disorder / Q000503:physiopathology* / Q000523:psychology; D002648:Child; D002652:Child Behavior / Q000523:psychology; D002675:Child, Preschool; D006801:Humans; D010988:Play and Playthings; D002666:Psychology, Child