
Flu activity has been higher in the U.S. for 9 weeks. Flu seasons typically last 16 to 20 weeks, putting the nation at the halfway point of its feverish and aching misery.
from WebMD Health http://ift.tt/2Ee4Bsd
Flu activity has been higher in the U.S. for 9 weeks. Flu seasons typically last 16 to 20 weeks, putting the nation at the halfway point of its feverish and aching misery.
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