目的：比较确切有效的治疗由磨耗引起的牙齿敏感症的方法。

AIM: to compare the definite effective methods to handle tooth hypersensitivity caused by attrition.

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文摘：目的：比较确切有效的治疗由磨耗引起的牙齿敏感症的方法。

Abstract: AIM: to compare the definite effective methods to handle tooth hypersensitivity caused by attrition.

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结论对老年人牙体敏感症只要诊断正确，治疗方法得当，均能收到理想效果，能显著延长牙齿寿命，以维护老年人口腔的身心健康。

Conclusion By correct diagnosis and proper treatment, tooth sensitivity in aged can get satisfactory effect, and those teeth can be maintained much longer.

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