No abstract available
Keywords:
Grippe; Inadéquation vaccinale; Influenza; Vaccine mismatch; Victoria virus; Virus Victoria.
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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Epidemics*
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France / epidemiology
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Humans
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Influenza B virus*
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Influenza, Human / epidemiology*
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Middle Aged
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Retrospective Studies
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Severity of Illness Index
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Time Factors
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Young Adult