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Phylogenetic tree based on 763 nucleotides of the preS (A) (13 strains) and 884 nucleotides of the S (B) (19 strains) gene regions of HBV strains from the Central African Republic (marked with a black dot) and reference strains of recognized and proposed genotypes and closest BLAST fits; GenBank accession numbers are indicated in the tree. Only bootstrap values (n = 1000) ≥ 70 are shown.
