<p><b>Copyright information:</b></p><p>Taken from "Hepatitis B virus genotypes circulating in Brazil: molecular characterization of genotype F isolates"</p><p>http://www.biomedcentral.com/1471-2180/7/103</p><p>BMC Microbiology 2007;7():103-103.</p><p>Published online 23 Nov 2007</p><p>PMCID:PMC2231365.</p><p></p>Northeast region; 3 – Central-West region; 4 – Southeast region; 5 – South region)
