[stars & stripes forever]

What is the urgency for everyone to have a flu shot? They are giving it away in drug stores across America.

[Whenifhow]

What is the urgency for everyone to have a flu shot? They are giving it away in drug stores across America.
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there are 90 or NINETY vaccines, not just the flu shot.
From article;
The schedule referred to above is frankly staggering. Over ninety vaccines are listed.