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Annaz, Dagmara; Hill, Catherine M.; Ashworth, Anna; Holley, Simone; Karmiloff-Smith, Annette – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
Sleep is critical to optimal daytime functioning, learning and general health. In children with established developmental disorders sleep difficulties may compound existing learning difficulties. The purpose of the present study was to evaluate the prevalence and syndrome specificity of sleep problems in Williams syndrome (WS), a…
Descriptors: Learning Problems, Incidence, Sleep, Mental Retardation