Spine
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Retrospective review of a prospectively collected multicenter database. ⋯ 2.
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Retrospective case-control study. ⋯ 3.
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Observational Study
Preoperative Chronic Opioid Therapy Negatively Impacts Long Term Outcomes Following Cervical Fusion Surgery.
Retrospective, observational. ⋯ 3.
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Experimental and computational study of posterior spinal instrumentation and growing rod constructs per ASTM F1717-15 vertebrectomy methodology for static compressive bending. ⋯ 5.
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Retrospective register-based study using Swedish registers and data prospectively collected in quality register Swespine. ⋯ 3.