Health and Human Services just released a new embeddable video on the development, safety, and ongoing monitoring of the H1N1 vaccine:
[Flu.gov / YouTube]
You can find the video and other information about the safety of the H1N1 vaccine here at Flu.gov. (And for additional helpful info, check out this post and this one.)
[Update 5 November 2009: HHS also just released a report detailing "how federal vaccine safety monitoring is being improved to quickly track potential health problems following immunization."]
