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Keyword
income
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2
academic performance
1
atlanta
1
bus
1
cognitive abilities
1
elementary and middle school
1
ethnicity
1
fare
1
free or reduced lunch
1
gas prices
1
gender difference
1
hierarchical model
1
language arts
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longitudinal
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male or female variability
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marta
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math
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multilevel analysis
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neurodevelopment
1
puberty
1