Methods Streptocoocus mutans and actinomyces in 60 cases of dental root surface caries were studied quantitatively in selective media.
方法用选择性培养基对6 0例根面龋中的细菌进行定量研究。
Objective To investigate the clinical effects of glass ionomer and fluoride varnishes in the treatment of root surface caries in senile patients.
目的比较玻璃离子和氟化钠修复预防根面龋的效果。
Objective To summarize the treatment of senile dental caries of root surface.
目的总结老年人根面龋的治疗方法。
Conclusion: root surface is the risk factor of root caries.
结论：根面是根龋的易感因素。
Conclusion: root surface is the risk factor of root caries.
结论：根面是根龋的易感因素。
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