抽煙的致癌效果大致相當於每月做兩次CT。

來源: Chinucks 於 2014-11-11 20:41:57 [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.