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COVID-19 variant found in Brazil, South Africa could pose higher reinfection risk, study suggests
study authors wrote.Researchers explained that the new variant was identified circulating throughout Brazil and had been detected in a case of reinfection in Salvador, a city over 3,000 miles south of Manaus.The identification of the new and highly-transmissible variant of the deadly coronavirus in Manaus was also the subject of a separate study published in Science Magazine.Manaus was particularly hard-hit by the virus and "experienced one of the world’s most rapidly growing COVID-19 epidemics, with the Amazon being the worst hit region," according to the study."The first SARS-CoV-2 case in Manaus was confirmed on 13th March 2020 and was followed by an explosive epidemic, peaking in early May with 4.5-fold excess mortality," researchers