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Direct linkSherman, Stephanie L.; Allen, Emily G.; Bean, Lora H.; Freeman, Sallie B. – Mental Retardation and Developmental Disabilities Research Reviews, 2007
Down syndrome (DS) is the most commonly identified genetic form of mental retardation and the leading cause of specific birth defects and medical conditions. Traditional epidemiological studies to determine the prevalence, cause, and clinical significance of the syndrome have been conducted over the last 100 years. DS has been estimated to occur…
Descriptors: Incidence, Ethnic Groups, Child Health, Down Syndrome
