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Prevalence of virological and serological markers of SARS-CoV-2 infection in th...
Martinez,Edson Zangiacomi; Passos,Afonso Dinis Costa; Fabbro,Amaury Lelis Dal; Silva,Anderson Soares da; Escarso,Andreia Cássia; Pazin-Filho,AntônioAbstract INTRODUCTION: This epidemiological household survey aimed to estimate the prevalence of the current and past SARS-CoV-2 infections in Ribeirão Preto, a municipality of southeast Brazil. METHODS: The survey was conducted in two phases using a clustered sampling scheme. The first phase spanned May 1-3 and involved 709 participants. The second phase spanned June 11-14, 2020, and involved 646 participants....
Are SARS-CoV-2 reinfection and Covid-19 recurrence possible? a case report from...
Bonifácio,Lívia Pimenta; Pereira,Ana Paula Sulino; Araújo,Daniel Cardoso de Almeida e; Balbão,Viviane da Mata Pasti; Fonseca,Benedito Antônio Lopes daAbstract With the large number of individuals infected and recovered from Covid-19, there is intense discussion about the quality and duration of the immunity elicited by SARS-CoV-2 infection, including the possibility of disease recurrence. Here we report a case with strong clinical, epidemiological and laboratorial evidence of, not only reinfection by SARS-CoV-2, but also clinical recurrence of Covid-19.