Don't ignore less virulent bird flu strains, experts say
Experts have called for closer study of less lethal strains of the H5N1 bird flu virus because they might be more likely candidates to spark an influenza pandemic.
Text of report in English by official Chinese news agency Xinhua (New China News Agency)  ["Common Kestrel Tested for H5 Virus in HK" - Xinhua headline]  Hong Kong, Feb.