1The recent advances in the treatment of elderly oral diseaseGUO Bin, FU Min, GUO Wu-shuang, WANG Yi-zhu, LIANG Yi-ranSYMPOSIUM449-4552Present situation and development of the diagnosis and treatment mode of dental diseases in the elderly of ChinaWU Bu-ling, FANG Fu-chunSYMPOSIUM456-4583Clinical application of cantilevered resin-bonded bridge in repairing the single tooth loss in the elderlyWU Shuang-yan, QIU Hai-yanSYMPOSIUM459-462,4674Application of minimally invasive techniques to geriatric dentistryLIU Xing-rongSYMPOSIUM463-4675Evaluation of the effect of different management for the deficiency of the prosthetic diastema of implant denture caused by elongated teethORIGINAL CONTRIBUTIONS468-4716Evaluation of the clinical appearance and periodontal status of impacted maxillary central incisors that had been exposed and aligned after a closed-eruption orthodontic surgical techniqueZHOU Hang, LIU Li, KE Hua-feng, WANG Hong-ning, QIN Hang-linORIGINAL CONTRIBUTIONS472-4757Efficacy of ropivacaine in extraction of mandibular impacted third molarGENG Xue-fei, GAO Run-taoORIGINAL CONTRIBUTIONS476-4798Observation of mental foramen area in the patients with mandibular deviation by CBCTQU Wei-guo, SHENG Lan-lan, LI Yang, YUE Bai, WANG Ji, MA Wei-dongORIGINAL CONTRIBUTIONS480-4839Ceramage polymerization porcelain inlay in the treatment of tooth defect:observation on one-year curative effectHE Bin, LI Qiu-hong, ZHANG Feng-mingORIGINAL CONTRIBUTIONS484-48710Study on the relationship between sella and skeletal Angle Class Ⅲ malocclusionZHENG Bo-wen, AN Na, CHEN Yan-na, LIU Yi, ZHANG YangORIGINAL CONTRIBUTIONS488-490,49411New universal adhesive systems in restoration of Class Ⅴ microleakageMI Chang-jiang, MI Fang-lin, YU Jie, GUO Li, ZHU Wan-chunORIGINAL CONTRIBUTIONS491-49412Research progress of technique of ridge preservation after tooth extractionLIU Jin-wen, PAN Ya-pingREVIEW495-50013Research progress of micro-implants anchorageCHEN Yuan, WANG Xue-jin, MA Zong-minREVIEW501-50514Effects of different surface treatments on bonding strength between zirconia and resin cementXU Yi, HUANG HuiREVIEW506-508,51015@@509-51016@@511-512 