The Spine Journal · 2023 · 10 citations · 27 references
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Responsiveness of the Numeric Pain Rating Scale in Patients with Low Back Pain
John D. Childs, Sara R. Piva, Julie M. Fritz · Spine · 2005 · 1.4K citations
Scoliosis Research Society—Schwab Adult Spinal Deformity Classification
Frank Schwab, Benjamin Ungar, Benjamin Blondel et al. · Spine · 2011 · 1.3K citations