No abstract available
MeSH terms
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Biomarkers
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Child, Preschool
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Chromosomes, Human, Pair 21 / genetics
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Facies
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Female
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Genetic Association Studies
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Genetic Predisposition to Disease
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Humans
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Immunologic Deficiency Syndromes / complications
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Immunologic Deficiency Syndromes / diagnosis*
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Immunologic Deficiency Syndromes / genetics*
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In Situ Hybridization, Fluorescence
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Infections / etiology
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Karyotyping
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Phenotype
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Ring Chromosomes
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Ultrasonography