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Griffiths, Peter; Smith, Caroline; Harvie, Ann – American Journal on Mental Retardation, 1997
Cognitive and behavioral effects of temporarily elevating levels of phenylalanine in treated phenylketonuria (PKU) were investigated in a triple-blind crossover study with 16 early and continuously treated children and adolescents with PKU. Results suggest that intellectual ability, memory, and conduct are not affected by medium-term elevated…
Descriptors: Adolescents, Behavior Patterns, Children, Cognitive Ability
Download full textNational Inst. on Deafness and Other Communications Disorders, Bethesda, MD. – 1992
This monograph presents an update to the strategic plan of the National Institute on Deafness and Other Communication Disorders (NIDCD), focusing on recent accomplishments, program goals, strategies, and priorities in research opportunities in the areas of hearing/hearing impairment and voice/voice disorders. Specifically considered for the…
Descriptors: Adventitious Impairments, Audiology, Clinical Diagnosis, Communication Disorders
