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St Louis Encephalitis
Mosquito
2008
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St Louis Encephalitis:  Norfolk - Mosquito
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Essex County Middlesex County Suffolk County Norfolk County Norfolk County Suffolk County Plymouth County Plymouth County Norfolk County
Map Scalebar 9.5 km
Cumulative 2008 Data as of 3 am, Oct 07, 2008*
These data are provisional and may be revised or adjusted in the future.
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* States and counties in yellow are those in which virus activity has been reported historically, but no positive test results have been reported or no surveillance has occurred this year.