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The post nucleate tray frame and subgingival residual root connect strengthen rival stress of exp.

桩核盘状设计与龈下残根结合增强抗应力探索。

To observe the prognosis of three treatments of the residual roots and periodontal tissue with subgingival tooth defect .

观察牙体缺损至龈下的残根及牙周组织三种处理方法对预后的影响。

Effect of periodontal basic treatment on the proportion of spirochete in subgingival plaques and periodontal status .

牙周基础治疗对龈下菌斑中螺旋体及牙周状态的影响研究。

Preliminary study of homogeneous phase redeposition of dissolved dental subgingival calculus .

牙结石溶解物均相再沉积的初步研究。