Spine
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Comparative Study
Lumbar Degenerative Spondylolisthesis: Changes in Surgical Indications and Comparison of Instrumented Fusion with Two Surgical Decompression Procedures.
Single-center retrospective case series. ⋯ 4.
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Prospective observational cohort study. ⋯ 4.
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Retrospective cohort study. ⋯ 4.
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Retrospective case series. ⋯ 4.
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A retrospective two-cohort comparative analysis of data collected prospectively in an adult deformity multicenter database. ⋯ 3.