No abstract available
MeSH terms
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Adenoviridae Infections / epidemiology
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Child, Preschool
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Female
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Hospital Departments
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Humans
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Hungary
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Infant
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Influenza, Human / epidemiology
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Male
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Pediatrics
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Respiratory Syncytial Viruses / isolation & purification*
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Respiratory Tract Infections / epidemiology
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Respiratory Tract Infections / microbiology*