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        INFLUENZA VIRUSES ISOLATED BY
        WHO/NREVSS Collaborating Laboratories
        2007 - 2008 Season
        Week A(H1N1) & A(H1N2) A(H3N2) A(Unk) B Total # Tested % Positive
        40 3 0 15 1 1437 1.3
        41 5 1 14 1 1136 1.8

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