保管中的未使用疫苗有失效期。接種後兩到十周內抗體水平高，然後逐漸衰落。

來源: fuz 於 2021-12-12 11:41:06 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.