留在牙齒間的肉渣菜渣對牙齒是否有害難道還需要實驗數據來證明？

來源: prestolite 於 2016-08-03 08:03:31 [檔案] [舊帖] [給我悄悄話] 閱讀數 : (0 bytes)

回答: Evidence for the benefits of flossing is 'weak, very unreliable' 由 Gbdjw 於 2016-08-02 21:47:31

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• 哈哈，Common Sense is not that common! -茄菲貓- ♀ (0 bytes) () 08/03/2016 postreply 08:09:35

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