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MAP: Flu activity by state and county

February 27, 2012 | 5:20 p.m. CST
The flu season has officially started, the Centers for Disease Control and Prevention reported Friday. The centers collect data from each state to see which states have more influenza-like illnesses.* In week seven, which ended Feb. 18, Missouri had a high activity level, which corresponds to the influenza-like illness levels being much higher than average. The flu rate by county for week seven is also shown below.
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