目的通过对牙体敏感症状非龋性疾病的分析，寻找适当的治疗方法，以提高老年人的口腔健康水平和生活质量。
Objective To improve the oral health level and life quality in old age, we analyzed non-caries tooth sensitivity to find proper treatment in this study.
目的通过对牙体敏感症状非龋性疾病的分析，寻找适当的治疗方法，以提高老年人的口腔健康水平和生活质量。
Objective To improve the oral health level and life quality in old age, we analyzed non-caries tooth sensitivity to find proper treatment in this study.
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