RNA病毒變異比較厲害,與其打專門抗冠狀病毒疫苗不如打流感疫苗來的容易。

來源: gamlastan 於 2020-02-05 11:01:37 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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