The Brian Lehrer Show

A Better Flu Shot

December 9, 201614 min
The flu virus changes every year, and so does the shot, meaning people have to get a new one each year that only works 20% of the time.  Mary Harris, host and managing editor of Only Human, explains why we're stuck with the so-so vaccine, and reports on the efforts of one local microbiologist to make a better, longer-lasting flu shot.

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