AstraZeneca vaccine is 80.4%, Pfizer vaccine is 71.4% effective in elderly people: Study in Firstpost Tech Latest News Gadgets News Latest Gadgets Technology News published on March 03, 2021 leave a reply via Firstpost Tech Latest News https://ift.tt/2PwSoIS Tweet Share Share Share Share Previous Post Next Post post written by: Ashok.HindiGadgets360
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