Genetic diversity of HBV in indigenous populations on the border between Brazil and Bolivia Fabianne Araújo Gomes dos Santos Alves; Felipe de Souza Nogueira Lima; Jessiane Rodrigues Ribeiro; Tárcio Peixoto Roca; Alcione de Oliveira dos Santos; Luan Felipo Botelho Souza; Juan Miguel Villalobos-Salcedo; Deusilene Souza Vieira;

Hepatitis C virus genotypes and associated risk factors in the state of Pará, Northern Brazil Geison Luiz Costa de Castro; Ednelza da Graça Silva Amoras; Mauro Sérgio Moura de Araújo; Simone Regina Souza da Silva Conde; Antonio Carlos R. Vallinoto;

Effectiveness of CoronaVac in the prevention of COVID-19, a test-negative case-control study in Brazil Expedito J.A. Luna; José C. Moraes; Manuela A. Roediger; Erique J.F.P. Miranda; Patrícia E. Braga; João I.D. França; Pedro H.M. Pacheco; Marcos Alves de Lima; Lucas Ragiotto; Eliana N.C. Barros;