CDC: Record number of flu cases reported across several US states

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Bird flu cases expand across the U.S.

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Flu cases starting to rise in Hawaii, 19 deaths this season

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Flu cases spike in Massachusetts, \

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Flu cases on the rise in the U.S. | What We Know

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Bird flu cases confirmed in southern Maine

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Flu cases on the rise in Southern California

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Bird Flu cases leave Ohio farmers, health officials concerned

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Orange County flu cases surge after briefly dropping in January

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Flu cases on the rise across the country

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Experts concerned about seasonal flu, bird flu cases mixing together

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Doctors warn of rising flu cases in South Carolina

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Rising flu cases impacting central Indiana schools

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Flu cases surging across the U.S.

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Second surge of flu cases leads to school closures

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Interview: Flu cases on the rise

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Flu cases surge in the US

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Influenza on the rise across U.S.

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Latest News | Flu cases prompt regional blood shortage

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Researchers believe some cases of bird flu are going undetected

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