No abstract available
MeSH terms
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Bordetella pertussis / immunology
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Bordetella pertussis / isolation & purification
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Carrier State / microbiology
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Developed Countries
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Humans
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Immunization, Secondary
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Pertussis Vaccine / immunology*
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Vaccination / statistics & numerical data*
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Whooping Cough / epidemiology*
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Whooping Cough / prevention & control*