Seroprevalence of anti-SARS-CoV-2 in patients with hepatitis B and C: a pre-vaccination study Lucas Lima da Silva; Lia Laura Lewis-Ximenez; Mônica de Avelar Figueiredo Mafra Magalhães; Vanessa Salete de Paula; Livia Melo Villar;

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;

First report of human astrovirus MLB2 in Brazil detected in feces of children with acute gastroenteritis living in the state of Roraima, Northern Brazil Alberto Ignacio Olivares Olivares; Marcia Terezinha Baroni de Moraes; Herika Caroline Fernandes de Queiroz; Yan Cardoso Pimenta; José Paulo Gagliardi Leite;