New bird flu adapted to infect people A new variation of bird flu that the WHO says has caused at least 11 deaths in China has genetic characteristics that make it well-adapted to infect people.
GBUShFDhXg:yIl2AUoC8zA">
GBUShFDhXg:7Q72WNTAKBA">
GBUShFDhXg:V_sGLiPBpWU">
GBUShFDhXg:V_sGLiPBpWU" border="0">
GBUShFDhXg:qj6IDK7rITs">
GBUShFDhXg:gIN9vFwOqvQ">
GBUShFDhXg:gIN9vFwOqvQ" border="0">