我也不是特别清楚。不打疫苗有阴性证明也行。不过PCR只管三天，抗原体的有效期只有一天，很麻烦啊

来源: zacao 于 2022-10-24 06:45:41 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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