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INFLUENZA VIRUSES ISOLATED BY
WHO/NREVSS Collaborating Laboratories
2008 - 2009 Season

Week	A(H1)	A(H3)	A(Unk)	B	Total # Tested	% Positive
40	2	0	9	6	2526	0.67
41	4	4	6	6	2551	0.78
42	13	3	15	6	2679	1.38
43	22	0	24	14	3032	1.98
44	11	1	20	4	3170	1.14
45	27	3	23	9	3770	1.64
46	27	2	18	10	3507	1.63
47	16	0	33	20	3847	1.79
48	23	2	38	14	3727	2.07
49	12	3	47	10	2585	2.79