This Year’s Flu Vaccine May Have Been ‘Mismatched,’ WHO Expert Warns

The global health body chooses the strains its thinks will be dominant for each year’s vaccines—and a leading epidemiologist worries this year’s pick is wrong.

Barbie Latza Nadeau

Published Sep. 30 2019 7:54AM EDT 

Barbie Latza Nadeau

BLNadeau

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