Factors affecting the cutting and shaping ability of engine-driven nickel-titanium instrumentsZHAO Ya-nan, XUE Ming197-200
Reasons for failure of root canal therapy and the diagnosis and management strategy of retreatmentCHEN Kai-da, XUE Ming201-207
Behavior management and comfort treatment for child patients in the department of dental outpatient and emergencyREN Fei, ZHANG Zhao-qiang212-215
Experiment study of the effect of peri-implantitis on the expression of Cathepsin B in gingivaGU Shu-yang, YAN Xu, ZHANG Xin-wen, XIE Yan-ting, GE Xin, ZHAO Ning-ning, TIAN Si-rui, ZHAO Bao-hong216-221
Comparison of the bonding results of three composite resin materials in bonding attachments of removable thermoplastic appliancesCHEN Wen-er, QIAN Yu-fen222-226
Effect of thermocycling on the bonding strength of titanium and porcelain after micro-arc oxidation in different electrolyte systemsZHU Jia-ni, WANG Shuo, SONG Xu-jun, XU Ting, TAN Fei, LIU Jie227-231
Research progress of physical methods of accelerating orthodontic tooth movementWANG Shi-zhe, PAN Xiao-gang241-244
Progress in the study of lateral canalsWANG Dan-dan, ZHANG Ying-xue, GAO Jing, CHEN Yao, SHEN Jing249-252