People who got Sinovac vaccine nearly 5 times more likely to develop severe COVID-19 than Pfizer: Singapore study https://t.co/2MVvsDN55d pic.twitter.com/7oUnSFYPCg— CNA (@ChannelNewsAsia) April 14, 2022
People who got Sinovac vaccine nearly 5 times more likely to develop severe COVID-19 than Pfizer: Singapore study https://t.co/2MVvsDN55d pic.twitter.com/7oUnSFYPCg