The Biden administration’s plan for a widespread booster programme was dealt another blow as a panel of advisers to the top public health agency recommended that a third dose be offered only to the elderly and people with underlying health conditions but not those working in jobs with high risk of Covid-19 exposure.
拜登(Biden)政府大规模接种加强针的计划再次遭到打击。美国最高公共卫生机构——美国疾病控制与预防中心(Centers for Disease Control and Prevention)的一个顾问小组建议，只向老年人和患有基础疾病的人群提供第三剂疫苗，而在工作中有很高的新冠病毒暴露风险的人群则不建议接种加强针。
您已阅读9%（476字），剩余91%（4716字）包含更多重要信息，订阅以继续探索完整内容，并享受更多专属服务。