2Cooper C,Campion G,Melton LJ.3rd Hip fractures in theelderly:a world-wide projection[J].Osteoporos Int,1992,2(6):285-289.
3Bachiller FG,Caballer AP,Portal LF.Avascular necrosisof the femoral head after femoral neck fracture[J].ClinOrthop Relat Res,2002,(399):87-109.
4Parker MJ,Khan RJ,Crawford J,et al.Hemiarthroplastyversus internal fixation for dosplaced intracapsular hipfractures in the elderly:a random ised of 455 patients[J].J Bone Joint Surg,2002,84(8):1150-1155.
5Keating JF,Grant A,Masson M,et al.Displaced intracap-sular hip fractures in fit.older people:a andomized com-parison of reduction and fixation,bipolar hemiarthroplastyand total hip arthroplasty[J].Health Technol Assess,2005,9(41):1-65.
6Shah AK,Eissler J,Radomisli T.Algorithms for the treat-ment of femoral neck fractures[J].Clin Orthop,2002,399:28.
7Rogmark C,Carlsson A,Johnell O,et al.Costs of internalfixation and arthroplasty for displaced femoral neck frac-tures:a randomized study of 68 patients[J].Acta OrthopScand,2003,74(3):293-298.
8Lichtblau JB.Treatment of hip fractures in the elderly:thedecision process[J].Mt Sinai J Med,2002,69(4):250-260.
