INFLUENZA VIRUSES ISOLATED BY
WHO/NREVSS Collaborating Laboratories
2004 - 2005 Season

Week	A(H1N1) & A(H1N2)	A(H3N2)	A(Unk)	B	Total # Tested	% Positive
40	0	4	3	3	1232	0.8
41	0	6	1	1	1417	0.6
42	0	5	5	4	1468	1.0
43	0	2	10	3	1336	1.1
44	0	1	2	3	958	0.6