回复：I have a few questions on teeth maintenance. Could anyone sh

来源: ortho18 于 2010-03-21 11:40:48 [] [旧帖] [给我悄悄话] 阅读数 : (241 bytes)

1.They do the same job. the custom-made is more comfortable.
2. you don not have to use electric toothbrush if you know how to brush properly.
3.one crown costs Ca$800.
4. you should see a gum doctor if you have sever gum problem.

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