No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Adolescent
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Adult
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Aged
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Canada
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Child
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Humans
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Immunization Programs / statistics & numerical data*
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Influenza Vaccines / therapeutic use*
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Influenza, Human / immunology
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Influenza, Human / prevention & control*
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Influenza, Human / virology
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Middle Aged
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National Health Programs