很對，牙齦牙齒健康和口腔菌群有關，菌群和飲食有關，外部清潔維護隻是一部分原因。

來源: Lily168 於 2015-01-06 05:39:45 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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