Tenofovir vs. entecavir in chronic hepatitis B: A retrospective cohort study of hepatocellular carcinoma risk in a tertiary hospital in southern Brazil Adriana Neis Stamm; Cristiane Valle Tovo; Andressa Noal; Camila Ubirajara Silva; Jaysa Pizzi; Pedro Moreno Fonseca; Dimas Alexandre Kliemann;

Knowledge of Hepatitis C virus vertical transmission and subsequent pregnancy outcome in virus-positive female blood donors Hélio Ranes de Menezes Filho; Ludmila Grego Maia; Soraia Mafra Machado; Iasmin Ramos da Silva; Cesar de Almeida-Neto; Ester Cerdeira Sabino; Steven S. Witkin; Maria Cássia Mendes-Corrêa;