Results of trials in Brazil are known exclusively by Sao Paulo state's Butantan Institute biomedical research center, which has an agreement with Sinovac to produce the vaccine, said health secretary Jean Gorinchteyn. - reuters
RIO DE JANEIRO: The CoronaVac COVID-19 vaccine developed by China’s Sinovac Biotech Ltd showed efficacy between 50% and 90% in Brazilian trials, Sao Paulo's state health secretary said, and full trial results will be released on Jan. 7.
Results of trials in Brazil are known exclusively by Sao Paulo state's Butantan Institute biomedical research center, which has an agreement with Sinovac to produce the vaccine, said health secretary Jean Gorinchteyn.
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