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Tager-Flusberg, Helen; Rogers, Sally; Cooper, Judith; Landa, Rebecca; Lord, Catherine; Paul, Rhea; Rice, Mabel; Stoel-Gammon, Carol; Wetherby, Amy; Yoder, Paul – Journal of Speech, Language, and Hearing Research, 2009
Purpose: The aims of this article are twofold: (a) to offer a set of recommended measures that can be used for evaluating the efficacy of interventions that target spoken language acquisition as part of treatment research studies or for use in applied settings and (b) to propose and define a common terminology for describing levels of spoken…
Descriptors: Pervasive Developmental Disorders, Expressive Language, Oral Language, Language Acquisition