Spine
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Randomized Controlled Trial Multicenter Study
Gadolinium Enhancement is not Associated with Disc Inflammation in Patients with Sciatica.
Retrospective observational histological study. ⋯ 2.
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Multicenter Study
What Factors Predict the Risk of Proximal Junctional Failure in the Long Term, Demographic, Surgical or Radiographic? Results from a Time-Dependent ROC Curve.
Retrospective review of prospective multicenter database. ⋯ 4.
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Multicenter Study
Differential Psychometric Properties of EuroQoL 5-Dimension 5-Level and Short-Form 6-Dimension Utility Measures in Low Back Pain.
Prospective study. ⋯ 2.