4Parmaksizoglu F, Koprulu AS, Unal MB,et al. Early or delayed limb lengthening after acute shortening in the treatment of traumatic be - low-knee amputations and Gustilo and Anderson type IIIC open tibial fractures:the results of a case series .J Bone Joint Surg Br, 2010,92 (11):1563-1567.