Sinovac: Brazil results show Chinese vaccine 50.4% effective January 12, 2021 Latest results show Sinovac's Covid-19 vaccine is less effective than previous data suggested.BBC News - World https://ift.tt/38EmiSp January 13, 2021 at 06:52AM Share Get link Facebook X Pinterest Email Other Apps Labels BBC News - World Share Get link Facebook X Pinterest Email Other Apps Comments
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