Mortality in hospitalized HIV-infected patients in a referral center in Bahia, Brazil Luca Nascimento; Alex Cleber Improta-Caria; Carlos Brites;

A post-pandemic snapshot of the magnitude of COVID-19 in Brazil: A countrywide study Eduardo Ribes Kohn; Maristela Bohlke; Antônia Almeida; Leandro Janelli; Luciana Monteiro Vasconcelos Sardinha; Fernando C. Wehrmeister; Pedro Curi Hallal;

Seroprevalence of hepatitis E virus infection in blood donors from Piauí State, Northeast Brazil João Paulo da Silva-Sampaio; Raniela Borges Sinimbu; Julia Trece Marques; Abilio Francisco de Oliveira Neto; Livia Melo Villar;