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Phylogenetic analysis of studied and reference sequences (n = 35); the tree was constructed from a Kimura two-parameter genetic distance matrix using the neighbor-joining method followed by a bootstrap test (1,000 replicates). (A) 5′ UTR sequences (nucleotides 63 to 738, according to HM-175 strain numbering). (B) VP1-2A sequences (210 nucleotides).
