1Advances and controversies in adult reconstructive surgery of the kneeWU Hai-shan, WANG LiaoSpecial article81-872Influence on patellar tracking and anterior pain of valgus knees treated with lateral approach knee arthroplasty and patella replacementHAO Lin-jie, MA Tao, SONG Wei, WEN Peng-fei, ZHANG Yu-minKnee surgery88-933Early effects of ultra-congruent prosthesis and posterior-stable prosthesis following total knee arthroplastyLIN Jia-zhong, WANG Rong-mao, LIN Xiang, LIU Wei-nanKnee surgery94-984Investigation of nanobacteria in the cartilage of patients with knee osteoarthritisPENG Wei-qiu, ZHANG Xiang-hong, WEI Zhao-lan, QIU Li-biao, ZHANG Xiang-sheng, LIU TangKnee surgery99-1035Factors influencing joint function recovery of knee osteoarthritis after total knee arthroplastyAi'erxiding · A'bulaiti, XU Chang, MA Qiang, SHEN Zhi-minKnee surgery104-1076Relationship between polymorphism of cartilage oligomeric matrix protein (COMP) gene and autosomal dominant early knee osteoarthrosisWANG Gang, ZHU Yan-bing, GUAN Zhong-weiKnee surgery108-1137Expressions and roles of Netrin-1 in rheumatoid arthritisWANG Xi-hui, XUE Cheng, ZHOU Liang-xian, CHENG Jun-jieOriginal article114-1188Minimally invasive treatment of complex Pilon fractures with talus localizationZHAO Hang, CHEN Ge, CHEN Zhong, OU Yi, BI XinOriginal article119-1249Correlation of volumetric flow rate and skin blood flow with cold intolerance in finger replantationGAO Hui, BAI Shun-ning, DING Jun-jie, LI KangOriginal article125-12810Application of 3D-printing customized acetabular cup-augment composite prosthesis in hip revision: a reportof 6 casesFENG De-hong, LIU Yi, WANG Ling, DING Yu-jian, GU Xiao-feng, GAO Jian-rui, LI Ya-xin, GUO YuClinical research and practice129-13411A meta-analysis of rivaroxaban effectiveness and safety for the prevention of thromboembolism after total hip or knee arthroplastyLUO Hong-tao, YU Guo-zheng, WANG Han, ZHENG Li-tong, YAN Wei, YAO Qing-yang, WANG Jin-qiang, XU Xue-jun, SUN Tian-sheng, ZHANG Jian-zhengMeta-analysis135-14412Effects of 3D printed custom made prosthesis on the postoperative internal fixation failure following proximal femoral pathological fracture a case reportWANG Ling, FENG De-hong, LI Ya-xin, GUO YuCase report145-14713Research progress on the expressions of collagen in articular cartilage of osteoarthritis patientsLI Jian, LI Da-peng, ZHAO Guo-yangReview148-15214Research progress of lumbar annulus sutureZHANG Zhuang-zhuang, WANG Wen-long, LIU ZhengReview153-15615Recent advances in the application of calcium phosphate cement in bone regenerationGUO Liang-yu, GUO Wei-chunReview157-160 