Scientific advisers to the US Food and Drug Administration have voted overwhelmingly against Pfizer’s application to offer a third shot of its Covid-19 vaccine to everyone over 16, dealing a serious blow to the Biden administration’s plans for a widespread booster programme.
美国食品药品监督管理局(FDA)的科学顾问以压倒多数投票反对辉瑞(Pfizer)向所有16岁以上的人提供第三针新冠疫苗的申请,这对拜登(Biden)政府的广泛加强针计划造成了严重打击。
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