3[1]Hassan DM, Johnston GHF, Dust WNG, et al. Radiographic Calculation of antecersion in acetabular Prosthesis [ J ]. J Arthroplasty, 1995, 10:369～372.
4[2]McCollum DE, Gray W. Dislocation after total hip arthroplasty[J]. Clin Orthop, 1990 261:159～170.
5[3]McGrory BJ, Morrey BF, Cahalan TD. Effect of femoral offset on range of motion and abductor muscle strength after total hip arthroplasty[J]. J Bone Joint Surg(Br) , 1995, 77:865～869.
6[4]Morrey BF. Instability after total hip arthroplasty[J]. Orthop Clin North Am, 1992, 23: 237～ 248.
7[5]Etienne A, Cupic Z, Chamley J. Postoperative dislocation after Charnley low - friction arthroplast [J]. Clin Orthop ,1978,132:19～23.
8[6]Goetz DD. Salvage of total hip instability with a constrained acetabular component [J]. Clin Orthop , 1998, 355:171 ～181.
