Spine
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A cross-sectional survey of orthopedic spine surgery fellowship directors in the United States. ⋯ 4.
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The present study's design was translation and crosscultural validation of the Neck Disability Index (NDI). ⋯ NA.
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Retrospective case series of atlantoaxial rotatory fixed dislocation (AARFD). ⋯ 4.
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Retrospective, cross-sectional study. ⋯ 3.
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This was a case-control study. ⋯ 4.