Spine
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Prospective database analysis. ⋯ 4.
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Multicenter Study
Cost-Utility Analysis of rhBMP-2 Use in Adult Spinal Deformity Surgery.
Economic modeling of data from a multicenter, prospective registry. ⋯ 2.
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Prospective cohort study. ⋯ 3.
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Retrospective review of a prospective multicenter database. ⋯ 3.
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Retrospective study. ⋯ 5.