No abstract available
Publication types
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Editorial
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Historical Article
MeSH terms
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China / epidemiology
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Disease Outbreaks / history*
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History, 20th Century
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History, 21st Century
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Humans
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Influenza A virus* / classification
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Influenza A virus* / genetics
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Influenza, Human / epidemiology*
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Severe Acute Respiratory Syndrome / epidemiology*