昨天看到一位台灣西醫的視頻，好像一旦有抗體，可以抵抗相似類型的covid-19. 你可看一下

來源: mapleinfall 於 2020-04-10 11:21:26 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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