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;

Perceived levels of social stigma following HIV notification: Insights from Brazilian blood centers Renata Buccheri; Carolina Miranda; Cesar de Almeida-Neto; Thelma Gonçalez; Liliana Preiss; Luiz Amorim; Anna Barbara Carneiro-Proiett; Paula Loureiro; Ester C. Sabino; Brian Custer;

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;