Monday, November 29, 2021

现有疫苗对上Omicron变体应能有效防重症及住院--南非专家 - 路透

世衛批評對八個非洲國家實行旅行禁令 大纪元 南非总统：南非未来几周内或将迎来第四波新冠疫情 新浪网 流行病学家：南非本周日增冠病确诊病例或破万 联合早报 变种Omicron已蔓延全南非数周内将迎来第4波疫情 诗华资讯
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