No abstract available
Publication types
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Letter
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Research Support, Non-U.S. Gov't
MeSH terms
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Acute Disease
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Cardiovirus / genetics
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Cardiovirus / isolation & purification*
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Cardiovirus Infections / epidemiology
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Cardiovirus Infections / virology*
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Child
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Child, Preschool
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Cohort Studies
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Female
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Humans
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Infant
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Japan / epidemiology
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Male
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Nasopharynx / virology
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Phylogeny
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Respiratory Tract Diseases / epidemiology
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Respiratory Tract Diseases / virology*