CDC: Flu vaccine is 47 percent effective

The flu vaccine is doing a relatively good job this season, protecting about half the people who got it, U.S. health officials said Thursday.
0:08 | 02/15/19

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Transcript for CDC: Flu vaccine is 47 percent effective
The CDC tonight reporting this year's flu vaccine is more effective than last year 47%. Effective. Compared to 40%. Last year.

This transcript has been automatically generated and may not be 100% accurate.

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