Pfizer, BioNTech say their COVID-19 vaccine is more than 90% effective. 화이자·바이오엔텍, 코로나19 백신 효과 90% 이상 입증
Pfizer, BioNTech say their COVID-19 vaccine is more than 90% effective. 화이자·바이오엔텍, 코로나19 백신 효과 90% 이상 입증 Michael Erman and Julie Steenhuysen Mon, November 9, 2020, 6:45 AM EST By Michael Erman and Julie Steenhuysen Nov 9 (Reuters) … Continued