Abstract:Objectives:
To estimate the evolution of the prevalence of SARS-CoV-2 virus infection among residents aged 18 years or over in the municipality of Sao Paulo.
Methods:
This is a population-based household survey conducted every 15 days, between June and September 2020 and January and February 2021. In total, 11 phases were performed. The presence of antibodies against SARS-CoV-2 was identified in venous blood using a lateral flow test, Wondfo Biotech. In the last phase, it was combined with an immunoenzymatic t… Show more
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