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Chinese vaccine proves 79.34 pct effective against COVID-19 in phase-3 study

2020-12-30 13:05

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BEIJING, Dec. 30 (Xinhua) -- A Chinese inactivated vaccine shows 79.34 percent efficacy against COVID-19, according to the interim results of the phase-3 clinical trials unveiled by the China National Biotec Group (CNBG) on Wednesday.
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