Spine
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A retrospective observational study. ⋯ N/A.
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A retrospective study. ⋯ 3.
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A prospective radiographic analysis of adolescent idiopathic scoliosis (AIS) patients managed with alternate-level pedicle screw fixation was performed. ⋯ 03.
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Psychometric testing of the Persian version of Pain Anxiety Symptom Scale 20. ⋯ 3.
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A retrospective analysis of population-based national hospital discharge data collected for the Nationwide Inpatient Sample. ⋯ 3.