3Kyle KF, Gustilo RB, Premer RF. Analysis of six hundred and twenty two intertrochanteric hip fractures [ J ]. J Bone Joint Surg Am,1979,61 (2) :216-221.
4Kim WY, Han CH, Park JI. Failure of intertrochanteric fracture fixation with adynamie hip screw in relation to pre-operative frac- ture stability and osteoporosis[ J]. Int Orthop ,2001,25 (6) :360- 362.
5Gundh R, Gardan NF, Simpson A. How to minimize failure offix- ation of unstable intertrohanteris fractures [ J I. Injury, 1995,26 (9) :611-614.
