Prevalence of SARS-CoV-2 infection among health care workers in a reference hospital in Brazil - Almeida, Vanessa Neves; Cavalin, Roberta Figueiredo; Gallo, Juliana Failde; Guerra, Cleide Aparecida; Madureira, Karen Cristina Rolim; Rossi, Meire Bocoli; Sobreira, Rozania Soeli dos Santos; Santos, Ana Paula; Luna, Expedito Jose de Albuquerque; Lindoso, Jose Angelo Lauletta (Revista do instituto de medicina tropical de sao paulo, 2023)