February 20 Flu UpdateVietnam now has bird flu in six more provinces, and a new death.
A second outbreak has also occurred in Tibet.
ProMed also on Tibet.
The US has dismissed claims that of a virus sharing conspiracy.
Area in Philippines claims to be bird flu free.
General article on animal viruses jumping to humans.
CDC says US states are more prepared for bird flu.
Revere on a recent paper about transmissibility in 1918. Bottom line: we have learned more about transmissibility, but we still can't look at mutations and tell which ones will trigger H2H and which ones won't.
Pandemic Flu blogpost in Seattle.