title: Longitudinal study of teacher language interacting with their mentally retarded students.
mesh_terms: D000293:Adolescent; D002648:Child; D004495:Education of Persons with Intellectual Disabilities; D006801:Humans; D008607:Intellectual Disability / Q000523:psychology*; D007802:Language; D007804:Language Development; D008137:Longitudinal Studies; D013663:Teaching