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Brazilian town's experiment with Chinese vaccine sees Covid deaths fall by 95% 5 Shares Kieran Galpin The first Covid mass vaccination trial is a success 45,000 adults in Seranna, a town in southeastern Brazil, have been offered the Chinese made CoronaVac jab in the very first mass trial, the Wall Street Journal reports. Advertisement Between February and April, 'Project S' was conducted, which resulted in a 95 percent reduction of Covid-related deaths. Via Getty/@Mario Tama The Butantan Institute located in São Paulo conducted the study alongside Chinese manufacturer Sinovac. Despite nearby areas struggling to contain the virus, Seranna has remained...
