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Percentage of Visits for Influenza-like Illness (ILI) Reported
by the U.S. Outpatient Influenza-like Illness Surveillance
Network (ILINet), National Summary 2008-2009 and Previous Two
Seasons
(Posted by CDC - November 20, 2009, 2:30 PM ET, for Week
Ending November 14, 2009) |
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