1Gogia PP, Christensen CM, Schmidt C, et al. Total hip replacement in patients with osteoarthritis of the hip: Improvement in pain and functional status [J]. Orthopaedics, 1994, ( 17 ): 145 ～ 150.
2Soderman P, Malchau H, Herberts P, et al. Outcome after total hip arthroplasty: Part Ⅱ :Disease-specific follow-up and the swedish national total hip arthroplasty register [J]. Acta Orthop Scand, 2000,72(2) :113 ～119.
3Chang RW, Pellissier JM, Hazen GB. A cost-effectiveness analysis of total hip arthroplasty for osteoarthritis of the hip [J]. JAMA. 1996,275 ( 11 ): 858 ～ 865.
