Spine
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Longitudinal cohort. ⋯ 3.
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Observational Study
Prolonged Preoperative Opioid Therapy in Patients with Degenerative Lumbar Stenosis in a Workers' Compensation Setting.
Retrospective cohort study. ⋯ 3.
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In vitro study using rat intervertebral discs (IVDs). ⋯ N/A.