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Brazil researchers now say China’s Sinovac vaccine is 50% effective — lower than announced earlier – CNBC

Covid-19 vaccines developed by China’s Sinovac Biotech are displayed during a press conference in Beijing on Sept. 24, 2020.
The Covid-19 vaccine developed by China’s Sinovac Biotechis just 50.4% ef… [+2447 chars]

View The Article On: CNBC

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