CDC公布的一项科学家调查显示，美国未接种新冠疫苗者的住院概率比接种疫苗者高28倍(间接新闻)

来源: TBz 于 2021-08-25 17:46:47 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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