No abstract available
MeSH terms
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Adult
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Child
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Child, Preschool
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Eczema / etiology
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Encephalomyelitis, Acute Disseminated / epidemiology
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Epidemiologic Methods
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Female
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Hospitalization
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Humans
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Infant
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Infections / etiology
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Male
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Mortality
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Smallpox Vaccine / adverse effects*
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United States
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Vaccination / adverse effects*
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Vaccinia / epidemiology