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Cohen SP, Stojanovic MP, Crooks M, Kim P, Schmidt RK, Shields CH, Croll S, Hurley RW.Cohen SP, et al. Among authors: hurley rw.Spine J. 2008 May-Jun;8(3):498-504. doi: 10.1016/j.spinee.2007.04.022. Epub 2007 Jun 18.Spine J. 2008.PMID: 17662665