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. 2006 Nov 29;45(3):972–978. doi: 10.1128/JCM.01696-06

FIG. 3.

FIG. 3.

Phylogenetic tree of the deduced amino acid sequences of VP7 representing all the established G serotypes/genotypes and the equine strains representative of the three electropherotypes E1, E2, and E4. The phylogram was constructed by the MEGA 3.1 program using the p distances and the neighbor-joining method.