Spine
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Patient-Based Surgical Outcomes of Posterior Lumbar Interbody Fusion: Patient Satisfaction Analysis.
A retrospective study. ⋯ 2.
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A cross-sectional survey. ⋯ 2.
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Prospective cohort study. ⋯ 3.
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A consecutive retrospective cohort study from 2008 to 2013 at a single tertiary-care institution was conducted. ⋯ 4.
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Observational study using a retrospective single-institute database. ⋯ 4.