Map of 2009 H1N1 Influenza Pandemic in US (IMAGE)

University of Cambridge

Map of 2009 H1N1 Influenza Pandemic in US

Caption

The size of the dots is relative to city size, and the colors relate to the number of influenza cases, with green the lowest and purple the highest.

Credit

Julia Gog

Usage Restrictions

Please credit to Julia Gog

License

Licensed content

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