1Children's fracture calls for professional managementWANG En-bo, ZHANG Li-jun, LI Lian-yongEditorial161-1632Anterior mini-open reduction in the treatment of infantile developmental dislocation of the hipZHAO Shu-yi, WANG En-bo, LIU Tian-jing, ZHANG Li-jun, LIAN Peng, SHI Li-wei, JIA Guo-qiangPediatric orthopedics164-1693Efficacy analysis of open and closed reduction using elastic stable intramedullary nailing for subtrochanteric fracture in school-age childrenYANG Li-xun, HE Jin-shan, ZHOU Yue-laiPediatric orthopedics170-1744Report of two families with congenital contractural arachnodactyly and literature reviewYIN Yao-bin, HOU Chun-mei, TIAN Wen, ZHAO Jun-huiPediatric orthopedics175-1795Clinical research of tranexamic acid in reducing perioperative blood loss of elderly patients withintertrochanteric fractureWANG Zhi-meng, LU Yao, WANG Qian, MA Teng, LI Zhong, ZHANG KunOriginal article180-1856Comparison among three surgical methods in the treatment of Sanders type Ⅲ calcaneal fractureZHAO Hang, CHEN Ge, BI Xin, CHEN ZhongOriginal article186-1937Hip function recovery after total hip arthroplasty by direct anterior approachMA Hong-bing, WANG Jun-rui, WANG Hua-qing, PENG Yn-chuanOriginal article194-1998Meta-analysis of the safety and efficacy of aspirin versus LMWH in the prevention of deep vein thrombosis afterhip or knee arthroplastyDU Xia-dong, WANG Shuo, WANG Wan-chunMeta-analysis200-2099Fusion rate and complications of demineralized bone matrix in spine fusion: a systematic review and Meta-analysisFENG Jiang-tao, YANG Xiong-gang, LUN Deng-xing, HUA Kun-chi, WANG Feng, LIU Yong-heng, YANG Li, ZHANG Hao, HU Yong-chengMeta-analysis210-21910Application of three-dimensional finite element method in the research of biomechanics of the spineZHANG Yu, LI Zhong-haiReview220-22411Reinforced plate fixation for proximal humeral fracturesWANG Lin-hui, SUN Wan-ju, NI MingReview225-22812Biological properties after different allogeneic tendon managementsZHANG Zeng-liang, HU Xian-tong, NIU Guo-zhen, ZHANG Ying-long, LI Li, ZHAO Yan-taoClinical research and practice229-23213Percutaneous endoscopic discectomy with postoperative rehabilitation in the treatment of lumbar disc herniationWANG Lin, HAN Shan-shan, CAO Jia-jun, DING Shao-chengClinical research and practice233-239 