Spine
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A cross-sectional study. ⋯ 3.
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A systematic review. ⋯ 2.
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Randomized Controlled Trial Multicenter Study
Lumbar Total Disc Replacement for Discogenic Low Back Pain: Two-year Outcomes of the activL Multicenter Randomized Controlled IDE Clinical Trial.
A prospective, multicenter, randomized, controlled, investigational device exemption (IDE) noninferiority trial. ⋯ 2.
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Literature review. ⋯ 2.
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Consecutive case-series. ⋯ The most important factors influencing postoperative survival time of these patients with symptomatic spinal metastases was the preoperative neurological condition and the Tokuhashi scoring system, which together represents a useful tool for planning the extent of surgical treatment.