Spine
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A prospective, within-subject study was conducted. ⋯ 3.
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A nonrandomized, prospective, and single-center clinical trial. ⋯ 3.
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Secondary analysis using data from the NIH-sponsored study on adult symptomatic lumbar scoliosis (ASLS) that included randomized and observational arms. ⋯ 2.
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A population-based birth cohort study. ⋯ 3.