No abstract available
MeSH terms
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Child Development
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Female
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Growth
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Humans
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Infant, Newborn
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Intelligence
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Klinefelter Syndrome / genetics*
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Male
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Maternal Age
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Paternal Age
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Phenotype
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Sex Chromosome Aberrations / genetics*
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Sex Chromosomes*
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Trisomy*
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X Chromosome*
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XYY Karyotype / genetics*