H1N1 Transitions: FDA Selects Pandemic H1N1 for Inclusion in 2010 …
February 23, 2010 — Jesse… also voted to switch the A/ H3N2 component of the seasonal trivalent vaccine from the 2007 Brisbane strain to a A/Perth/16/2009 virus, and also to retain a B/Brisbane/60/2008 strain for the influenza B component, as WHO had advised. …
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H1N1 Transitions: FDA Selects Pandemic H1N1 for Inclusion in 2010 …