我們已有的理論：先在幾天內產生IgM，再在1-2周內開始產生IgG。在發病兩到三周時這兩種抗體可以同時存在。

來源: 老道於 2020-10-07 13:59:08 [舊帖] [給我悄悄話] 本文已被閱讀：次

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