7Welters H, AnsenI, Simon JP. One stage bilateral total hip replacement: a retrospective study of 70 patients [ J ]. Acta Orthop Belg, 2002,68(3) :235 -241.
8Lane GJ, Hozack WJ, Shah S, et al. Simultaneous bilateral versus unilateral total knee arthroplasty [ J ]. Outcomes analysis. ClinOrthop,1997, (345) : 106 - 112.
9Lynch NM,Trousdale RT,llstrup DM. Complications after concomitant bilateral total knee arthroplasty in elderly patients [ J ]. Mayo Clin Proc,1997,72(9) : 799 -805.
10Barrack RL,Wolfe MW,Waldman DA,et al. Resurfacing of the patella in total knee arthroplasty. A prospective, randomized, double- blind studyJ[J]. Bone Joint Surg Am,1997,79(8) : 1121 -1131.
