title: Intervention programmes for preschool children with delayed language development: a preliminary report.
mesh_terms: D001288:Attention; D002675:Child, Preschool; D002658:Developmental Disabilities / Q000628:therapy*; D006801:Humans; D007804:Language Development; D007806:Language Disorders / Q000628:therapy*; D008954:Models, Biological; D013070:Speech Therapy; D014706:Verbal Learning