CDC reports first severe human case of bird flu in U.S.

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CDC: Flu, whooping cough cases rise this holiday season

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CDC: Flu activity rising nationwide as winter sets in

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New alert from CDC shows flu cases are on the rise across the US

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CDC leader: Flu shot 'doubly important' this year

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CDC: No Excuse Not To Get Flu Vaccination

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CDC data suggests this year's flu season could be worse than last year

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CDC: US Swine Flu Cases Jump to 91

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The Flu Can Be Very Serious

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Preparing for flu season: CDC urges everyone to get flu shot

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CDC sees significant increase in flu activity over past week

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CDC reports that the flu epidemic is the worst in nearly a decade

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New CDC Numbers Indicate Flu Season Off To A Brutal Start | NBC Nightly News

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Flu Cases Slightly Improving Across U.S., CDC Reports

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CDC: Signs of a bad flu season

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CDC Flu Webinar: Protecting People with Chronic Conditions from Influenza/Flu

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CDC: US Risk 'Low' for Bird Flu

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Flu epidemic strikes US: CDC

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CDC: This Flu Season Is Worse Than Last Year

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