1Treatment planning of removable partial dentureHAN KeRestoration of partial dentures65-712Design of esthetic removable partial dentureYU Hai-yangRestoration of partial dentures72-753Designing of removable partial dentureZHANG ShaofengRestoration of partial dentures75-794Probing into some details of the removable partial denturesWU LinRestoration of partial dentures79-825The restoration of multiple teeth missing with removable partial denture supported by a combination of implant and nature teethSUN Jian, ZHANG Fu-qiangRestoration of partial dentures83-856The relationship between orthodontic treatment and periodontitisCHEN Wen-jingEXPERTLECTURE86-887An experimental study on the relationship between periodontitis and hyperlipidemia in ratsCHEN Xiao-ling, ZHAO Xin, LI Yan-fen, LUO Kai, YAN Fu-huaORIGINAL CONTRIBUTION89-928Comparative study on the preparing effect of canals with 3 new nickel- titanium rotary instrumentsLIU Yang, LI Zhe, YU Jing-tao, SUN Ying-yingORIGINAL CONTRIBUTION93-989Effect of aesthetic guidance on anterior teeth aesthetic restorationSONG Xu-chun, A Lan, XU Wen-zhouORIGINAL CONTRIBUTION99-100,10310The experimental study on stereoscopic localization of supernumerary tooth in maxillary anterior regionJIA Shu-juan, GU Xiang-sheng, CHEN KunORIGINAL CONTRIBUTION101-10311Effect of different orthodontic force on the expression of RANKL in periodontal tissue pressure sideLIU Ning, FENG Yun-xia, CHEN Xian-jiuORIGINAL CONTRIBUTION104-10812Expression of RANKL in permanent teeth germ missing deciduous teeth during different stages of physiological root resorption of human primary teethLIU Ji-hui, ZHANG Gui-rong, Wang Xue, LI BoORIGINAL CONTRIBUTION109-11213Analysis of the effect of maxillary protraction combined with Hass rapid maxillary expansion in the treatment of osteal anterior crossbite malocclusionHU Yu-qian, XUE Dong, ZHENG Lin-lin, ZHANG Jin-hui, ZHANG Zong-yang, WANG WeiORIGINAL CONTRIBUTION113-11514The molecular mechanism of propranolol treatment for hemangioma and its clinical application progressYUAN Wei-liREVIEW116-11915Research progress of periodontal bone grafting materialsWU Zhong-kaiREVIEW120-123 