7Kennedy LG, Newman JH,Ackroyd CE, et al. When should we do knee replacements [J].Knee, 2003,10(2) : 161-166.
8Mortta M,Whyte Air" a dedicated service of real benefit to patients[J]. Nuts Times, 2004,100(9 ) : 30-311.
9Lieberman JR, Thomas B J, Finerman GA, et al. Patients reasons for undergoing total hip arthreplasty can change over time[J]. Arthroplasty, 2003,18( 1 ) : 63-68.
10Moran M, Khan A, Sochart DH, et al. Evaluation of patient concerns before total knee and hip arthroplasty [J]. Arthroplasty,2003,18 (4): 442-445.
