Pfizer and BioNTech said that clinical trial data suggested their Covid-19 jab could be effective against the more contagious B.1.351 mutation, which was initially detected in South Africa.
輝瑞(Pfizer)和BioNTech表示，臨床試驗數據顯示，它們研發的新型冠狀病毒肺炎（COVID-19，即2019冠狀病毒?。┮呙鐚ψ钤缭谀戏前l現、更具傳染性的B.1.351變種有效。
您已閱讀11%（283字），剩余89%（2338字）包含更多重要信息，訂閱以繼續探索完整內容，并享受更多專屬服務。