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Scheer JK, Smith JS, Clark AJ, Lafage V, Kim HJ, Rolston JD, Eastlack R, Hart RA, Protopsaltis TS, Kelly MP, Kebaish K, Gupta M, Klineberg E, Hostin R, Shaffrey CI, Schwab F, Ames CP; International Spine Study Group.Scheer JK, et al. Among authors: clark aj.J Neurosurg Spine. 2015 May;22(5):540-53. doi: 10.3171/2014.10.SPINE14475. Epub 2015 Feb 20.J Neurosurg Spine. 2015.PMID: 25700238
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