WHO:Recommended composition of influenza virus vaccines for use in the 2006-2007 northern hemisphere influenza season

Recommended composition of influenza virus vaccines for use in the 2006-2007 northern hemisphere influenza season

It is recommended that vaccines to be used in the 2006-7 season (northern hemisphere winter) contain the following:

— an A/New Caledonia/20/99(H1N1)-like virus;
— an A/Wisconsin/67/2005 (H3N2)-like virus^a;
— a B/Malaysia/2506/2004-like virus^b

Candidate vaccine viruses include:
^a A/Wisconsin/67/2005 (H3N2) and A/Hiroshima/52/2005
^b B/Malaysia/2506/2004 virus and B/Ohio/1/2005

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