No abstract available
MeSH terms
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Adolescent
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Child
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Child, Preschool
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Female
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Humans
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Infant
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Length of Stay
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Male
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Norway / epidemiology
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Pertussis Vaccine / administration & dosage
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Retrospective Studies
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Whooping Cough* / complications
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Whooping Cough* / epidemiology
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Whooping Cough* / prevention & control