Molecular investigation of occult hepatitis B virus infection in a reference center in Northern Brazil Suellen dos Reis Araújo; Andreza Pinheiro Malheiros; Vânia Pinto Sarmento; Heloisa Marceliano Nunes; Pedro Eduardo Bonfim Freitas;

Serological and molecular characterization of hepatitis B virus infection in chronic kidney disease patients from Rio de Janeiro, Brazil Livia Melo Villar; Ketlyn Araujo Fraga; Ana Carolina da Fonseca Mendonça; Juliana Custódio Miguel; Elisangela Ferreira da Silva; Jakeline Ribeiro Barbosa; Paulo Sérgio Fonseca de Sousa; Lia Laura Lewis-Ximenez; Francisco Campello do Amaral Mello;

High prevalence of hepatitis A and E viruses in environmental and clinical samples from West Argentina Ivana Lo Castro; Carlos Espul; Vanessa Salete de Paula; Nancy R. Altabert; Jorge E. Gonzalez; Barbara Vieira Lago; Livia Melo Villar;