How Time and Mutations Engineered the New H1N1 Strain - Washington Post





<img alt="" height="1" width="1"&gt;<img src=http://nt1.ggpht.com/news?imgefp=VSoGBPJHikEJ&imgurl=photos.upi.com/story/t/f3162b7ddd7b71c80df49ad037019571/Errors-of-1976-flu-vaccine-remembered.jpg width=80 height=53 alt="" border=1>

United Press InternationalHow Time and Mutations Engineered the New H1N1 Strain

Washington Post

By David Brown Once Upon a Time there was a little flu virus. It was probably born in Kansas in late 1917 or 1918, although nobody is really sure.

Swine Flu Kills Third American, Lacks Lethal Traits Bloomberg

US has more than 2500 H1N1 flu cases Reuters

San Francisco Chronicle - CNN - BBC News - KCAUall 7,795 news articles