Prevalence of mental retardation in a pediatric outpatient clinic population.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008607:Intellectual Disability / Q000453:epidemiology*; D007361:Intelligence Tests; D008297:Male; D008403:Mass Screening; D009820:Ohio