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Joint engagement and the emergence of language in children with autism and Down syndrome.
Journal of Autism and Developmental Disorders
39(1), pp. 84-96.
Early intervention and AAC: What a difference 30 years makes.
Augmentative and Alternative Communication
September, 31(3), pp. 181-202.
Mapping the meanings of novel visual symbols by youth with moderate or severe mental retardation.
American Journal on Mental Retardation
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Peer-directed communicative interactions of augmented language learners with mental retardation.
American Journal on Mental Retardation
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