No abstract available
MeSH terms
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Adolescent
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Adult
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Aged
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Aged, 80 and over
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Antigens, Viral / analysis*
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Child
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Clinical Laboratory Techniques / methods*
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Female
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Humans
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Immunoassay / methods
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Influenza A Virus, H1N1 Subtype / isolation & purification*
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Influenza, Human / diagnosis*
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Male
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Middle Aged
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Nasopharynx / virology
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Retrospective Studies
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Sensitivity and Specificity
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Time Factors
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Virology / methods*
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Young Adult