Vietnam to import over 133 million doses of avian flu vaccine
Vietnam still has 10 outbreaks of avian influenza, including nine caused by influenza virus A/H5N6 and one by influenza A/H5N1 (less than 21 days).
Vietnam still has 10 outbreaks of avian influenza, including nine caused by influenza virus A/H5N6 and one by influenza A/H5N1 (less than 21 days).