No abstract available
MeSH terms
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Ambulatory Care Facilities
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Humans
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Infant
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Infant, Newborn
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Polymerase Chain Reaction / methods*
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Respiratory Tract Infections / epidemiology
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Respiratory Tract Infections / virology*
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Seasons
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Virus Diseases / diagnosis*
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Virus Diseases / epidemiology
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Virus Diseases / virology*
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Viruses / genetics
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Viruses / isolation & purification*