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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	6	0	18	4	2149	1.3
41	12	3	22	1	2327	1.63
42	7	2	28	1	2678	1.42
43	7	1	26	4	2753	1.38
44	5	0	52	8	2968	2.19
45	4	9	43	8	3089	2.07
46	11	3	54	0	2964	2.29
47	3	0	28	5	1767	2.04