Spine
-
Prospective cohort study. ⋯ 3.
-
Randomized Controlled Trial
Post-Operative Blood Salvage and Autotransfusion for Adult Spinal Deformity: A Randomized Controlled Trial.
Randomized controlled trial. ⋯ 1.
-
Analysis of a prospective, multicenter cohort study. ⋯ 3.
-
Retrospective cohort study. ⋯ 3.