后路单枚椎间融合器附加椎弓根螺钉治疗峡部型腰椎滑脱症的疗效观察
후로단매추간융합기부가추궁근라정치료협부형요추활탈증적료효관찰
Posterior single interbody cage combined with vetebral arch pedicle screw fixation for the treatment of lumbar spondylolisthesis
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