Spine
-
Retrospective database analysis. ⋯ 3.
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Retrospective cohort. ⋯ 3.
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Comparative Study
Primary Versus Revision Single-Level Minimally Invasive Lumbar Discectomy: Analysis of Clinical Outcomes and Narcotic Utilization.
Retrospective cohort analysis of a prospectively maintained registry. ⋯ 3.
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This is a retrospective cohort study. ⋯ 3.
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Retrospective analysis. ⋯ 4.