title: Interactions of preschoolers with and without handicaps in integrated and segregated settings: a longitudinal study.
mesh_terms: D002648:Child; D002675:Child, Preschool; D004495:Education of Persons with Intellectual Disabilities; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000523:psychology*; D007398:Interpersonal Relations; D008297:Male; D010379:Peer Group