Recommended composition of influenza virus vaccines for use in the 2010 southern hemisphere influenza season

It is recommended that vaccines for use in the 2010 influenza season (southern hemisphere winter) contain the following:

— an A/California/7/2009 (H1N1)-like virus;
— an A/Perth/16/2009 (H3N2)-like virus;
— a B/Brisbane/60/2008-like virus.

For more information