0794オーバーテクナナシー垢版 | 大砲2020/11/09(月) 21:36:41.32ID:sp06ocKp Pfizer’s Covid Vaccine Prevents 90% of Infections in Study https://www.bloomberg.com/news/articles/2020-11-09/pfizer-s-covid-vaccine-prevents-90-of-infections-in-large-study