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Koegel, Lynn Kern; Bryan, Katherine M.; Su, Pumpki L.; Vaidya, Mohini; Camarata, Stephen – Journal of Autism and Developmental Disorders, 2020
This systematic review examined definitions of "nonverbal" or "minimally verbal" and assessment measures used to evaluate communication in intervention studies focusing on improving expressive verbal communication in children with autism spectrum disorder (ASD). We reviewed sample size, number of participants, participant age,…
Descriptors: Autism, Pervasive Developmental Disorders, Verbal Ability, Communication Skills
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Collacott, Richard A.; And Others – Journal of Autism and Developmental Disorders, 1990
The maladaptive behaviors, personality, and language skills of a male whose chromosome analysis showed evidence of mosaicism with karyotype 49,XXXXY and 48,XXXY are described. Research on severity of mental handicap with extra chromosomes, delayed speech development, and discrepancy between verbal and performance intelligence is examined. (JDD)
Descriptors: Adults, Behavior Problems, Congenital Impairments, DNA