Changes in externalizing and internalizi
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Annie Hammarberg; Berit Hagekull
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Article
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2006
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John Wiley and Sons
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English
β 206 KB
The purpose of this study was to investigate changes in externalizing and internalizing problem behaviours in 6-yearolds with a focus on sex differences. Teachers rated problem behaviours at the beginning and at the end of the school year, 8 months apart, in 370 children (197 boys and 173 girls) att