Spine
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A retrospective study. ⋯ 3.
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Randomized Controlled Trial Comparative Study
Radiation exposure to the surgeon and the patient during posterior lumbar spinal instrumentation: a prospective randomized comparison of navigated versus non-navigated freehand techniques.
A prospective randomized study. ⋯ 2.
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Comparative Study
Sagittal standing posture, back pain, and quality of life among adults from the general population: a sex-specific association.
A prospective radiographical study of sagittal standing posture among adults consecutively recruited from the general population. ⋯ 3.
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Multicenter Study
Upper thoracic versus lower thoracic upper instrumented vertebrae endpoints have similar outcomes and complications in adult scoliosis.
Retrospective review-multicenter database. ⋯ 4.
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Controlled Clinical Trial
Defining clinically relevant values for developmental spinal stenosis: a large-scale magnetic resonance imaging study.
Case-control study. ⋯ 3.