Spine
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Retrospective review of a consecutive series of patients with radiological evidence of spondylolisthesis. ⋯ 4.
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Retrospective case series. ⋯ 4.
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Retrospective cohort. ⋯ 4.
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Prospectively acquire magnetic resonance images of the neck in normal subjects and patients with radiculopathy to measure and compare measures of the facet joint space thickness and volume. ⋯ 3.
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A single-center retrospective study. ⋯ 4.