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abstractpubmed· Abstract 2021· item PMID:33434475
COVID-19 Outbreak in a Large Penitentiary Complex, April-June 2020, Brazil. An outbreak of coronavirus disease began in a large penitentiary complex in Brazil on April 1, 2020. By June 12, there were 1,057 confirmed cases among inmates and staff. Nine patients were hospitalized, and 3 died. Mean serial interval was ≈2.5 days; reproduction number range was 1.0-2.3.