Seroprevalence of SARS-CoV-2 in Brazil: A systematic review and meta-analysis Gerusa Maria Figueiredo; Fátima Mitiko Tengan; Sergio Roberto Campos; Expedito José Luna;

Antibody indexes in COVID-19 convalescent plasma donors: Unanswered questions Tatiana Carvalho de Souza Bonetti; Flavia Roche Moreira Latini; Adriana Lukow Invitti; Marcelo Cunio Machado Fonseca; Fulvio Alexandre Scorza; Maira Garcia Saldanha; Fernanda T. Bellucco; Natalia B.S. Bacarov; Michel M. Soane; Manoel João Batista Castelo Girão;

Coronavirus disease 2019 infection severity among different variants in children under 2-years old in Brazil Beatriz Martinelli Menezes Gonçalves; Rossana P.V. Francisco; Ágatha S. Rodrigues; José Carlos Soares Junior;