Spine
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A retrospective study. ⋯ 3.
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Observational study (Ethics Committee Number 973.648). ⋯ 3.
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An in vivo and in vitro study of the correlation between Paraoxonase 1 (PON1) and intervertebral disc degeneration (IVDD). ⋯ N/A.
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Secondary analysis of prospective multicenter cohort. ⋯ 2.