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Mota, A.; Guedes, F.; Areias, J.; Pinho, L.; Cardoso, M. F. Epidemiological and Genotypic Profile of Hepatitis B Virus Infection in Northern Portugal . Rev. saúde pública 2010, 44 (6), 1087-1093. https://doi.org/10.1590/S0034-89102010000600014.