Research ArticleOpen accessIn the abstractDescription of Hepatitis B Virus Genotypes in Selected Groups of Subjects from Paraguay and BrazilMaría Teresa Maidana Giret, Maria Angélica Camargo Suarez, Raquel Valdovinos et al.American Journal of Infectious Diseases, Vol. 4, Issue 4 · 31 Dec 2008 · 6,640 accessesView PDFCite