1Emphasize practical characteristic, establish exquisite journalLU Zhen-fuMESSAGE FROM EDITOR IN CHIEF12Subdivision, interaction, and integration of stomatology and stomatology hospitalZHANG Zhen-kangINVITED ATICLE2-43Contemporary root canal therapy Adult root canal morphology and difficulty assessment of root canal therapyZHOU Xue-dongSYMPOSIUM5-94Several problems in root canal therapyLIANG Jing-pingSYMPOSIUM9-125Important contribution of root canal preparation in endodonticsGAO Xue-junSYMPOSIUM12-146Root canal irrigation and disinfectionSYMPOSIUM14-187Three dimension root canal obturationZHAN Fu-liangSYMPOSIUM18-218Prognosis and influencing factors of root canal therapyBIAN Zhuan, YAN PingSYMPOSIUM21-239Investigation and analysis of brick-tea type dental fluorosis and dental caries among Tibetant students in Tibet NaquHUANG Ke-qiang, GAO Xiu-qiu, LI Chun-shan, JIANG Ming-xin, REN Fu, WANG Kun, LI Xi-guang, XI Huan-jiuORIGINAL CONTRIBUTIONS24-2610Evaluation of curative effect of initial therapy on periodontitis with Florida ProbeZHAO Xi-da, ZHANG Jian-quan, PAN Ya-pingORIGINAL CONTRIBUTIONS27-2911Effect of short-term unilateral occlusal interference on histomorphology and biomechanical characteristics of rabbit mandibular condylesMA Su, Li Yan-wu, LIN Jiang, WANG Xi-huaORIGINAL CONTRIBUTIONS30-3212Effectiveness of skeletal anchorage system in orthodontic treatmentLIU Lin, WU Ping, WANG Ming-feng, LI Wei, ZHANG Hai-binORIGINAL CONTRIBUTIONS33-3513A retrospective study of 346 pedicle flaps in reconstruction of oral soft tissue defectsHAN Qi-bin, ZHANG Wen-feng, ZHAO Yi-FangORIGINAL CONTRIBUTIONS36-3914Application of borulinum toxin in stomatologyDING Gang, WANG Song-lingREVIEW40-4215Research advancement of light-cured resin composites adaptationLI Zi-mu, QIU Li-hongREVIEW43-46