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        INFLUENZA VIRUSES ISOLATED BY
        WHO/NREVSS Collaborating Laboratories
        2007 - 2008 Season
        Week A(H1) A(H3) A(Unk) B Total # Tested % Positive
        40 3 0 15 3 1621 1.3
        41 5 1 22 1 1630 1.78
        42 2 0 27 0 1349 2.15

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