Spine
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Comparative Study
0.5 - 1 Fold Intervertebral Distraction is a Protective Factor for Adjacent Segment Degeneration in Single-Level Anterior Cervical Discectomy and Fusion.
Retrospective analysis. ⋯ 4.
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A retrospective long-term follow-up study. ⋯ 4.
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A cross-sectional radiographic study. ⋯ 3.
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A dissection-based study of 10 embalmed human cadavers. ⋯ 4.
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A cohort study with 12 months of follow-up. ⋯ 1.