The prevalence of mental retardation: a critical review of recent literature.
Roeleveld
N
N
Department of Medical Informatics, Epidemiology and Statistics, University of Nijmegen, The Netherlands.
Zielhuis
G A
GA
Gabreëls
F
F
D000293:Adolescent; D000328:Adult; D006801:Humans; D008607:Intellectual Disability / Q000453:epidemiology*; D015995:Prevalence