AstraZeneca COVID-19 vaccine can be 90% effective, results show
Kate Holton, Josephine Mason and Kate Kelland, Reuters
Updated as of Nov 23 08:24 PM
(UPDATE) AstraZeneca said on Monday its COVID-19 vaccine could be around 90% effective, giving the world another weapon to fight the global pandemic and potentially cheaper to make, easier to distribute and faster to scale-up than rivals.
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