A new bird flu strain that has killed 22 people in China is “one of the most lethal” of its kind and transmits more easily to humans than another strain […] Read more
WHO says new bird strain ‘one of most lethal’ flu viruses
No poultry contact seen in some Chinese bird flu cases
The World Health Organization said Wednesday a number of people who have tested positive for a new strain of bird flu in China appear to have had no contact with […] Read more