No abstract available
MeSH terms
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Adolescent
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Adsorption
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Adult
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Age Factors
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Animals
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Antibodies / analysis*
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Antibody Formation
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Chickens
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Child
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Child, Preschool
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Erythrocytes / analysis
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Hemagglutination Inhibition Tests
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Humans
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Influenza Vaccines*
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Influenza, Human / blood
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Influenza, Human / immunology*
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Orthomyxoviridae / analysis
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Population Surveillance
Substances
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Antibodies
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Influenza Vaccines