Spine
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Matched case-control epidemiological study. ⋯ 4.
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An imaging anatomical measurement. ⋯ N/A.
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Retrospective cohort. ⋯ 4.
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Retrospective review of a prospective cohort. ⋯ 3.
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A review of clinical publications, current knowledge, and recent developments regarding the etiology of ischiovertebral dysplasia was combined with a clinical review of the condition. ⋯ 4.