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Brazilian Amazon city of Manaus may have reached Covid-19 'herd immunity', study says

Publicado em 24 setembro 2020
Published on the website medRxiv, the study analyzed infection data with mathematical modeling to estimate that 66 percent of the population had antibodies to the new coronavirus in Manaus, where the pandemic’s passge was as fast as it was brutal. That may be sufficiently high to have reached the threshold of herd immunity, in which enough members of a population are immune to a disease that it can no longer spread effectively, said the study’s authors, a group of 34 Brazilian and [...]