Pfizer and BioNtech vaccine's final analysis shown 95% effect… stocking 0 62 2020.11.19 09:39 https://youtu.be/yfL43Tt3nOM + 2 모더나 이어 화이자도 "코로나 백신 95% 면역효과"…최종 결과 Some good news, a week after Pfizer and BioNTech revealed their final stage vaccine trial was ...