Spine
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A prospective cross-sectional study. ⋯ 4.
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A systematic review. ⋯ 4.
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Multicenter Study
Functional Outcome of Elderly Patients Treated for Odontoid Fracture: A Multicenter Study.
Retrospective multicenter study. ⋯ 3.
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This study retrospectively analyzes prospectively collected data. ⋯ 3.