Spine
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Retrospective analysis of billing data, medical records, and hospital cost data. ⋯ 4.
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Randomized Controlled Trial Multicenter Study Comparative Study
Efficacy of i-Factor™ Bone Graft versus Autograft in Anterior Cervical Discectomy and Fusion: Results of the Prospective Randomized Single-blinded Food and Drug Administration Investigational Device Exemption Study.
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Prospective study OBJECTIVE.: The aim of this study was to evaluate variations in the sacral hiatus based on ultrasonographic images. ⋯ 3.
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Laboratory/animal-based proof of principle study. ⋯ N/A.
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Randomized Controlled Trial Multicenter Study Comparative Study
A Prospective, Randomized, Multi-Center, Open-Label Clinical Trial Comparing Intradiscal Biacuplasty to Conventional Medical Management for Discogenic Lumbar Back Pain.
This study was a prospective, randomized, crossover, multicenter trial for the evaluation of comparative effectiveness of intradiscal biacuplasty (IDB) versus conventional medical management (CMM) in the treatment of lumbar discogenic pain. ⋯ 2.