ATLANTA (AP) -- Health officials are recalling hundreds of thousands of doses of swine flu vaccine after tests indicated they may not be potent enough to protect against the virus....
By MIKE STOBBE, Associated Press
Tue, 12/15/2009 - 9:03am
ATLANTA (AP) -- Health officials are recalling hundreds of thousands of doses of swine flu vaccine after tests indicated they may not be potent enough to protect against the virus....