title: From acquisition theories to intervention strategies: an experiment with mentally handicapped children.
mesh_terms: D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000150:complications*; D007805:Language Development Disorders / Q000209:etiology / Q000628:therapy*; D007806:Language Disorders / Q000628:therapy*; D007807:Language Tests; D008297:Male; D010988:Play and Playthings; D013664:Teaching Materials