No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Acute Disease
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Adolescent
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Adult
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Aged
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Child
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Child, Preschool
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Germany / epidemiology
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Humans
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Infant
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Infant, Newborn
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Influenza, Human / diagnosis
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Influenza, Human / epidemiology*
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Internet*
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Middle Aged
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Population Surveillance / methods*
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Public Health Informatics / methods*
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Respiratory Tract Infections / diagnosis
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Respiratory Tract Infections / epidemiology*
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Risk Assessment
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Sentinel Surveillance
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Young Adult