Spine
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Randomized Controlled Trial Multicenter Study
Lumbar Total Disc Replacement for Discogenic Low Back Pain: Two-year Outcomes of the activL Multicenter Randomized Controlled IDE Clinical Trial.
A prospective, multicenter, randomized, controlled, investigational device exemption (IDE) noninferiority trial. ⋯ 2.
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Randomized Controlled Trial
Two doses of tranexamic acid reduce blood transfusion in complex spine surgery: A prospective randomized study.
Prospective, double-blinded, randomized controlled study. ⋯ 1.