AstraZeneca vaccine gives '100% protection' against … stocking 0 44 2020.12.28 09:38 https://youtu.be/WCTVeDQsBOQ + 2 아스트라제네카 CEO "코로나19 백신 성공 공식 찾았다" The CEO of the U.K. pharmaceutical giant AstraZeneca says the company's COVID-19 vaccine has ...