So this vaccine has jointly being developed by the US Drugs Corporation fighter on the German company by and Tech, and it's the studies enrolled more than 43,000 people from across six different countries, and they say the vaccine so far with a spark, ongoing trials is 90% effective in preventing covert infections on, They say there's no serious safety concerns, but they do have to keep collecting data.
所以,這種疫苗已經由美國藥物公司聯合開發的戰鬥機上的德國公司由和科技,它的研究報名超過43000人來自六個不同的國家,他們說疫苗到目前為止與火花,正在進行的試驗是90%的有效預防隱蔽感染上,他們說沒有嚴重的安全問題,但他們必須繼續收集數據。