1Etiology and prevention of tooth or root shift into the neighboring spaceLIU Ping, ZHOU Hong-zhi, HU Kai-jin, QIN Rui-fengSYMPOSIUM577-5802Etiology and prevention of tooth or root shift into the maxillary sinus and mandibular canalMO Jing-zhen, ZHANG Shu-yin, ZHOU Hong-zhi, HU Kai-jinSYMPOSIUM581-5853Causes and prevention: teeth and foreign body falling into airway or alimentary canalWANG Tian-jue, HU Kai-jin, DING Yu-xiangSYMPOSIUM585-5884Causes and prevention of oroantral perforation and oroantral fistulaHE Feng, HU Kai-jin, ZHOU Hong-zhiSYMPOSIUM588-5915Medicine of mineralizationWANG Mei-qingEXPERT LECTURE592-5956Experimental study in vitro of the effect of maltitol on growth and acid production of Streptococcus mutansZHANG Yang, ZHANG Ying, CHENG Rui-bo, RONG Wen-shengORIGINAL CONTRIBUTIONS596-5997Effect of raloxifene on the proliferation and differentiation of human periodontal ligament fibroblasts in vitroLUO Kai, ZHENG Bao-yu, CHEN Yu-ling, ZHAO Xin, YAN Fu-huaORIGINAL CONTRIBUTIONS600-6038Emergency management and prevention of systemic complications during implant treatmentZHANG Ya-chi, HU Xiu-lian, YIN Li-naORIGINAL CONTRIBUTIONS604-6079The application of digital software in preoperative simulation for patients with dentomaxillofacial deformitiesYAN Guang-qi, WANG Xue, YANG Ming-liang, ZHANG Bin, MA Jia, LU LiORIGINAL CONTRIBUTIONS608-61210Influence of Green Or on the vital pulp after crown preparationCHEN Su-feng, CHENG HuiORIGINAL CONTRIBUTIONS613-61611Analysis of the level of inflammatory cytokines and glycosylated hemoglobin in patients with chronic periodontitis complicated with type 2 diabetes mellitusWU Liu-zhong, ZHANG Gui-rong, MA Tian-chi, ZHAO Xiang-yuORIGINAL CONTRIBUTIONS617-62012Effects of Carisolv Ⅲ caries removal method on dentin bonding strengthZHU Xiao-hua, SHAO Li-na, QIU Li-hong, ZHAN Fu-liangORIGINAL CONTRIBUTIONS621-62413Analysis of colonization of oral fungi in HIV/AIDS patientsCHEN YueORIGINAL CONTRIBUTIONS625-62714Comparison of the result of traditional operation method with endoscope for removal of residual roots in the maxillary sinusBRIEF ORIGINAL CONTRIBUTIONS628-62915Research progress on smoking contributing to the periodontal infectionGE Zi-mingREVIEW630-63416The influencing factors and determination methods of the coefficient of thermal expansion of light-cured dental resinsSONG Ai-yang, GONG Hai-huan, FENG Dan, JIN Jie, YU JianREVIEW635-63817Whole-dental amelogenesis imperfecta complicated with temporomandibular joint disorders:a case reportCASE REPORT639-640 