[Statistics on mentally retarded children in Czechoslovakia].
ODARCENKO
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A
D001699:Biometry; D002648:Child; D003604:Czechoslovakia; D006801:Humans; D008607:Intellectual Disability; D019989:Persons with Intellectual Disabilities
Nĕkterá statistická data o zaprä cinĕnä dĕtských dusevnäch úchylnostä.