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Contact: Phil Sneiderman
Johns Hopkins University

Twitter Flu Map 2013

Caption: This map indicates the prevalence of flu in the United States in the first week of January this year, 2013, as measured by the volume of flu-related tweets. States with higher flu rates are colored in a darker red. This year, in contrast to last January, the nation is awash in flu cases.

Credit: Mark Dredze/JHU

Usage Restrictions: None

Related news release: Using Twitter to track the flu: A better way to screen the Tweets

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