Spine
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Retrospective review. ⋯ 5.
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Retrospective Study. ⋯ 3.
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A cross-sectional study on a randomly selected prospective cohort of patients presenting to a single tertiary spine center. ⋯ 3.
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Retrospective analysis. ⋯ 3.
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A cross-sectional study. ⋯ 3.