Figure 2From: Resolving ambiguity in the phylogenetic relationship of genotypes A, B, and C of hepatitis B virusSchematic presentation of the phylogenetic relationship of HBV genotypes A, B, and C. A. The phylogenetic relationship of the three genotypes is ambiguous when the analyzing window was only 250Â bp in size. B. Genotypes B and C showed a closer phylogenetic relationship when the analysis window size was at least 500Â bp.Back to article page