骨水泥强化椎弓根螺钉固定L1压缩性骨折:与单纯椎弓根螺钉固定的比较
골수니강화추궁근라정고정L1압축성골절:여단순추궁근라정고정적비교
Pedicle screw fixation with bone cementversus pedicle screw fixation alone for L1 compression fractures
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