Spine
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A cross-sectional study. ⋯ 3.
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A prospective cohort study. ⋯ 3.
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Prospective serum microRNAs study. ⋯ NA.
A cross-sectional study. ⋯ 3.
A prospective cohort study. ⋯ 3.
Prospective serum microRNAs study. ⋯ NA.