1Baczyk G,Adamek M. Degree of independence of patients after sur- gical treatment femoral neck fractures. Chir Narzadow Ruchu Ortop Pol,2010,75(4) :215-219.
2Rolfson O, Salomonsson R, Dablberg LE,et al. Internet -based follow- up questionnaire for measuring patient- reported outcome after total hip replacement surgery-reliability and response rate.Value Health, 2011,14(2) :316-321.
3Hedbeck CJ,Enocson A,Lapidus G,et al. Comparison of bipolar hemiarthroplasty with total hip arthroplasty for displaced femoral neck fractures: a concise four-year follow-up of a randomized trial. J Bone Joint Surg Am, 2011,93 (5) : 440 -450.
4Yuasa N.Treatment of femoral neck fracture - preference to artificial head bone replacement. Clin Calcium, 2011,21 ( 3 ) : 477-480.