No abstract available
MeSH terms
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Disease Outbreaks / prevention & control*
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Disease Outbreaks / statistics & numerical data*
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Europe / epidemiology
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European Union / statistics & numerical data*
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Hepatitis A / epidemiology*
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Hepatitis A / prevention & control*
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Humans
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Incidence
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Population Surveillance*
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Risk Assessment / methods*
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Risk Factors