Health
New vaccine to ‘provide 2-year protection’ – Chinadaily.com.cn – Chinadaily USA
An adenovirus vector vaccine against COVID-19 by CanSino Biologics is projected to provide protection for two years if a booster shot is administered, said a scientist…
Small bottles labeled with a “Vaccine COVID-19” sticker and a medical syringe are seen in this illustration taken April 10, 2020.
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