No abstract available
MeSH terms
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Asia / epidemiology
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Child
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Down Syndrome / epidemiology*
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Down Syndrome / ethnology
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Ethnicity / genetics
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Genotype
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Heart Septal Defects, Atrial / epidemiology
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Heart Septal Defects, Atrial / ethnology
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Heart Septal Defects, Ventricular / epidemiology
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Heart Septal Defects, Ventricular / ethnology
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Humans
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Latin America / epidemiology
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Phenotype
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Prevalence