1The technology and progress of sedative and analgesia treatment in outpatient oral disease therapyYu Cong, ZHAO Nan385-3882Safety essentials of nitrous oxide inhalation sedation in dental treatmentWAN Kuo, JING Quan388-3903Pain control and sedation in pediatric dentistryXIA Bin391-3944The technique of site preservation after extracting the toothZHAO Bao-hong, WANG Dan-ning395-3995Dental microscope and root canal therapyZHAN Fu-liang400-4036Expression changes of transforming growth factor-β1 in rat dental pulp after direct pulp capping with mineral trioxide aggregateZHANG Xiao-fang, YAO Ya-peng, KANG Hong-ying, DONG Pei404-4077An assessment of different angulated abutments for implant teeth in the anterior region over 5 yearsZHAO Bao-hong, FENG Wei, XUE Min, WANG Dan-ning, ZHANG Bo, DENG Chun-fu, SHANG De-hao, ZHANG Chong408-4128Three-dimension finite element analysis of stress of residual dentin of various post-and-core applicationsLI Bing, LIU Fei, WANG Jian, WU Xiu-ping413-4169Influence of nuclear factor-κB/inhibitoryκB pathway on intracellular adhesion molecule-1 expression induced by P.gingivalisin endothelial cellsZHANG Dong-mei, CHANG Chun-rong, PAN Ya-ping417-42010Epidemiology survey on dentin hypersensitivity in endemic fluorosis rural areaZHANG Ying, CHENG Rui-bo, CHENG Guang-yan, ZHANG Xue-li, LIU Lu421-42411Microleakage study of zirconium oxide inlays using four kinds of etching bonding agentsCHEN Jue-qing, DUAN Chang-hua, ZOU Kang-yuan, DENG Xiang-dong425-42712The adverse reconstruction of teeth and periodontal tissue caused by anterior teeth retractionQIAN Li-wen, QIAN Yu-fen435-43813Application progress of orthodontic treatment with titanium miniplate anchorage systemNING Zhao-liang, LIU Lin439-44214Characteristics of Ti and titanium alloy materials and their application in orthodonticsSHI Jian-wei, WANG Jun-qiu, CHANG Xin443-446