他說，一張嘴就知道患者有用牙線不當。Vertical地很難避免不碰觸牙齦，每天每日數次，365天喔。

來源: 華灜於 2018-11-13 12:34:36 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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