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. 2017 Jun 17;13:180. doi: 10.1186/s12917-017-1104-6

Fig. 5.

Fig. 5

The Maximum Likelihood (ML) phylogenetic tree based on the partial H2 gene sequences (600 bp) of H2N5 virus of the present study and representative H2 viruses of different genetic lineages. The scale indicates the number of substitutions per site. The H2N5 sequence of the present study is indicated with a closed circle symbol