Moderna’s Covid jab shows 94.5% efficacy in clinical trials
Moderna新冠疫苗有效率达到94.5%

Second set of positive results in 8 days further boosts hope vaccines will be effective
意味着在年底之前可能至少会有两款获得紧急批准的疫苗。与辉瑞/BioNTech疫苗一样，这款疫苗也采用信使RNA技术。