No abstract available
MeSH terms
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Adolescent
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Adult
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Age Distribution
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Child
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Child, Preschool
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Cross Infection / epidemiology*
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Cross Infection / microbiology
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Female
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Humans
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Incidence
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Infant
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Male
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Population Surveillance
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Reproducibility of Results
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Risk Factors
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Sex Distribution
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Statistics as Topic
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United States / epidemiology