Nomenclature updates to the hemagglutinin gene clade designations resulting from the continued evolution of high pathogenicity avian influenza A(H5) virus clades 2.3.2.1c and 2.3.4.4
Tommy Tsan‐Yuk Lam, Charles Todd Davis
The paper updates clade designations for H5N1 avian influenza viruses based on phylogenetic analysis of HA gene sequences from multiple regions.