<samp id="ossg8"></samp>

<tbody id="ossg8"><nobr id="ossg8"></nobr></tbody>

<menuitem id="ossg8"><strong id="ossg8"></strong></menuitem>

<samp id="ossg8"></samp>

<menuitem id="ossg8"><strong id="ossg8"></strong></menuitem>

<menuitem id="ossg8"><ins id="ossg8"></ins></menuitem>

<tbody id="ossg8"><nobr id="ossg8"></nobr></tbody>

_{<menuitem id="ossg8"></menuitem>}

INFLUENZA VIRUSES ISOLATED BY
WHO/NREVSS Collaborating Laboratories
2003 - 2004 Season

Week	A(H1N1) & A(H1N2)	A(H3N2)	A(Unk)	B	Total # Tested	% Positive
40	0	2	17	1	1231	1.6
41	0	3	52	0	1438	3.8
42	0	18	49	0	1463	4.6
43	0	57	571	4	3310	19.1
44	0	101	352	0	2359	19.2
45	1	268	504	3	3004	25.8
46	0	386	868	0	4110	30.5
47	0	559	1343	8	5365	35.6
48	0	417	1871	11	7098	32.4
49	0	869	2230	26	8702	35.9
50	0	1103	2586	24	10717	34.6
51	0	793	2352	19	10134	31.2
52	0	306	1648	14	9170	21.5
53	0	206	1022	8	6323	19.5
01	0	126	450	7	4746	12.3
02	0	82	174	3	2912	8.9
03	0	23	62	0	1136	7.5