Volume 20, Number 1—January 2014
Letter
Hepatitis E Virus Genotype 4, Denmark, 2012
Figure

Figure. Maximum-likelihood phylogenetic analysis of hepatitis E virus genotype 4. Reference sequences are identified by their GenBank accession numbers; animal strains are indicated in boldface italics. Months (when available) and years of sample collection are indicated after the sequence names. Countries from which strains were isolated are indicated by symbols. Strain AB291961 is a human genotype 3 reference strain included as an outgroup. Scale bar indicates nucleotide substitutions per site.
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