corona virus vaccine

Corona Virus Vaccine- Covaxin and Covishield

Corona Virus Vaccine: Covaxin and Covishield

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India has begun the COVID-19 vaccination drive. Many people don’t know how Corona Virus Vaccine: Covaxin and Covishield are different. Oxford-‘Covishield’ AstraZeneca’s and Bharat Biotech’s ‘Covaxin’...