4Ward PJ,Goodwin Ml.The use of the supracondylar nail in the manage-ment of femoral fractures in the presence of other femoral implants inthe elderly[J].lnjury, 1998,29(9). 671-675.
6Ilizarov G A. The tension-stress effect on the genesis and growth of tissues. Part I. The influence of stability of fixation and soft-tissue preservation. Clin Orthop, 1989,238∶249-281
7Annino DJ, Goguen LA, Karmody CS. Distraction osteogenesis for reconstruction of mandibular symphyseal defects.Arch Otolaryngol Head Neck Surg, 1994,120(9)∶911
8Campisi P, Hamdy RC, Lauzier D, et al. Expression of bone morphogenetic proteins during mandibular distraction osteogenesis. Plast Reconstr Surg, 2003, 111(1)∶201-8; discussion 209-210
9Yeung HY, Lee SK, Fung KP, et al. Expression of basic fibroblast growth factor during distraction osteogenesis. Clin Orthop, 2001, 385∶219-229
10Yazama M, Kishi K, Nakajima H. Expression of bone morphogenetic proteins during mandibular distraction osteogenesis in rabbits. J Oral Maxillofac Surg, 2003, 61(5)∶587-592
