A coronavirus vaccine developed by China’s Sinovac showed “general efficacy” of 50.4% in a late-stage trial in Brazil, the company’s local partners said on Tuesday, revealing a more modest figure …
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The China News
A coronavirus vaccine developed by China’s Sinovac showed “general efficacy” of 50.4% in a late-stage trial in Brazil, the company’s local partners said on Tuesday, revealing a more modest figure …
( read original story …)