Health regulators should decide by the end of the month whether to approve Covid-19 vaccines targeting the most recent virus strains without first requiring clinical data, BioNTech’s chief executive has said, as studies suggest jabs developed earlier in the pandemic are less effective against the latest variants.
BioNTech首席执行官表示,卫生监管机构最迟应该在本月底决定是否在不先要求获得临床数据的情况下,批准针对最新病毒株的新型冠状病毒肺炎(COVID-19,即2019冠状病毒病)疫苗。目前有多项研究似乎表明,在疫情较早阶段开发的疫苗针对最新病毒变种的保护效果较差。
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