what is COVIDSHIELD?Who made this vaccine?
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Explanation:
EDWARD JENNER MADE THE VACCINE . COVIDSHIELD IS A VACCINE OF CORONA VIRUS
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Serum Institute of India's COVID-19 vaccine, called Covishield, is a version of the Oxford-AstraZeneca vaccine that manufacturers in India produce locally. According to AstraZeneca's primary analysis of phase 3 trial data, the vaccine has a 76% efficacy rate after both doses.
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