1Clinical study of treatment of postmenopausal osteoporosis and senile osteoporosis ( below the age of 70 ) with alternative and combined use of drugs137-139,1762Implantation specially designed combinational hemipelvic prosthesis after resection of malignant pelvic tumorsXu Zhonghe, WANG Jianwei, ZHANG Guangming140-1433Limb salvage strategy for malignant bone tumors around the shoulders144-1464Clinical observation of pain relieve with Pamidronate in the treatment of pain caused by bone tumor and osteopathiesSU Bingcheng, Dong Ronghua, HU Yongcheng147-1495The synthesis and fabrication of sustained release PLGA microparticles with VEGF150-1516Tumors and Tumor - like lesions of Bone and joint in the Foot ( analysis of 33 cases )YAO Xuedong, LIN Qiren, FU Xiaobei152-153,1557The surgical treatment for primary sacral chordom154-1558Resection of sacral chordomas, prevention and treatment of its complications156-157,1669The expression of p15 protein in giant cell tumors of b oneXU Shaonian, DU Zhenguang, ZHAO Fang, LI Fuchun158-16010The construction of recombinant adenoviral vector containing gene of EWS-FLI1 and its expression in PBMC161-16611ULBP3 gene transfection make Saos- 2 cell line more sensitive to human NK killing167-17112Transferrin-Polythylenimine as a Tumor-Targeted Vector for Murine Interleukin-12 Gene Transfer to the Mouse Osteosarcoma Cells172-17613The complications and their treatments of total hip arthroplasty - Ⅳ Periprosthesis fracturesDENG Lei, LIU Yi177-18014The advances in the implant as sustained release carrier for antiboiaticsZhang Yumin, LI Baoxing181-18315The applied anatomy and clinical use of gastrocnemius myocutaneous flapYANG Jun, ZHUO Yongqing184-18716Draining with special drainagetube guided by the metal needle in the treatment of acute septic arthritis188-190 