Where Did The Avian Flu Come From?
The avian influenza virus A(H5N1) emerged in 1996. It was first identified in Southern China and Hong Kong The A(H5N1) virus kills a high proportion of the poultry that it infects and is therefore known as a highly pathogenic avian influenza virus. How did avian flu spread? Avian influenza is mainly spread by direct contact … Read more