嗯，這個時間表隻標誌出了milestone，沒有包括所有的瘟疫，伍連德確實功勳卓著，這些公衛專家學者救命無數

來源: Lydia79 於 2021-01-13 17:00:37 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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