China's Zhifei says unit's COVID shot shows 81.76% efficacy in late-stage trial - Yahoo News

1. China's Zhifei says unit's COVID shot shows 81.76% efficacy in late-stage trial  Yahoo News
2. Chinese three-dose vaccine 82% effective against severe Covid-19 infection, developer says  RT
3. Chinese embassy steps up Beijing's protests before US Covid-19 report  The Star Online
4. China Holds Up BioNTech's COVID-19 Jab Approval: WSJ  Yahoo Finance
5. Reliance Life Sciences Gets Approval For Phase 1 Clinical Trial of Its Covid Vaccine: Reports  News18
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