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Howe CR, Agel J, Lee MJ, Bransford RJ, Wagner TA, Bellabarba C, Chapman JR.Howe CR, et al. Among authors: chapman jr.Spine (Phila Pa 1976). 2011 Aug 1;36(17):1397-401. doi: 10.1097/BRS.0b013e3181f453e2.Spine (Phila Pa 1976). 2011.PMID: 21224773
Chapman JR, Oskouian RJ.Chapman JR, et al.Spine J. 2014 Nov 1;14(11):2565-7. doi: 10.1016/j.spinee.2014.08.443. Epub 2014 Oct 28.Spine J. 2014.PMID: 25441972No abstract available.