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        WHO/NREVSS Collaborating Laboratories
        Regional Influenza Isolates, Season 2007-2008
        (Click on a region to view bar chart)

        WHO/NREVSS Collaborating Laboratories New England Region WHO/NREVSS Collaborating Laboratories Mid-Atlantic Region WHO/NREVSS Collaborating Laboratories East North Central Region WHO/NREVSS Collaborating Laboratories West North Central Region WHO/NREVSS Collaborating Laboratories South Atlantic Region WHO/NREVSS Collaborating Laboratories East South Central Region WHO/NREVSS Collaborating Laboratories West South Central Region WHO/NREVSS Collaborating Laboratories Mountain Region WHO/NREVSS Collaborating Laboratories Pacific Region WHO/NREVSS Collaborating Laboratories Pacific Region WHO/NREVSS Regional ILI in US map

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