| Weekly FluView Map and Surveillance Report for Week Ending Jan 30, 2010 |
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During week 4 (January 24-30, 2010), influenza activity remained at approximately the same levels as last week in the U.S.
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| Weekly FluView Map and Surveillance Report for Week Ending Jan 30, 2010 |
|
During week 4 (January 24-30, 2010), influenza activity remained at approximately the same levels as last week in the U.S.
|