陽性後，需要很長時間轉陰，可能不止5天。有了這個康複證明，90天內出國返美不用再測。

來源: 威伯於 2022-04-06 19:33:20 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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