Spine
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A propensity-matched comparison of risk factors for proximal junctional failure (PJF), which is a symptomatic proximal junctional kyphosis developing after corrective surgery for adult spinal deformity (ASD). ⋯ 3.
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Retrospective study. ⋯ 4.
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Cross-sectional. ⋯ 2.
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A retrospective single-center study. ⋯ 4.