Bird Flu > Bird Flu News > Bird flu remains a threat to humans, U.N. says (San Jose Mercury News)

Bird flu remains a threat to humans, U.N. says (San Jose Mercury News)
BEIJING — A handful of new human fatalities from bird flu underscore that the H5N1 virus has become entrenched in some countries, such as China, and that it still could mutate and flare into a global pandemic, U.