Swine flu vaccine production running behind by about 25%, officials say
Friday, October 16, 2009 - 13:28
in Health & Medicine
The CDC had expected about 40 million doses by the end of the month, but at most 30 million will be shipped, an official says. Growing the virus in eggs is yielding less antigen than was hoped. About 25% fewer doses than expected of vaccine against the pandemic H1N1 influenza virus will be available this month because of delays in production, health authorities...