Fig. 1From: Molecular epidemiology and phylogenetic analysis of Hepatitis B virus in a group of migrants in ItalyBayesian phylogenetic tree of 17 Moldavian HBV S gene sequences. The time of the most recent common ancestor, with the credibility interval based on 95 % highest posterior density interval (95 % HPD), was reported in years. Scale years is reported at the bottom of the figureBack to article page