Spine
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Randomized Controlled Trial Multicenter Study Comparative Study
Decompression and Coflex interlaminar stabilization compared with decompression and instrumented spinal fusion for spinal stenosis and low-grade degenerative spondylolisthesis: two-year results from the prospective, randomized, multicenter, Food and Drug Administration Investigational Device Exemption trial.
Prospective, randomized, multicenter, Food and Drug Administration Investigational Device Exemption trial. ⋯ 1.
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Retrospective database analysis. ⋯ 3.
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Prospective descriptive study. ⋯ 2.