Spine
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    Retrospective analysis of spine and rods 3D shape in the 2 years after adolescent idiopathic scoliosis (AIS) posterior surgical instrumentation. ⋯ 3. 
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    A cost-utility analysis (CUA). ⋯ 3. 
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    Comparative StudyMultimodal Analgesia versus Intravenous Patient-controlled Analgesia For Minimally Invasive Transforaminal Lumbar Interbody Fusion Procedures.Retrospective analysis. ⋯ 4. 
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    Prospective cohort study. ⋯ 2. 
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    Controlled radiological study. ⋯ 3.