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In an epidemiological sample of children aged 6 to 17 a total of 1964 parents responded to the Child Behavior Check List (CBCL). A subgroup of 399 parents were interviewed with the Diagnostic Interview Schedule for Children (DISC). The mean syndrome scale scores in the various sex/age groups were in the lower range of several international studies using the(More)
Neuropsychological studies of dyscalculic patients show that arithmetical development is not a unidimensional process. In transcultural investigations, cultural, educational and linguistic factors might affect differently the various components of mathematical development. Four hundred and sixty schoolchildren aged 7 to 10 years from Brasilia, Brazil(More)
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