An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Bell KM, Bechara BP, Hartman RA, Shively C, Frazier EC, Lee JY, Kang JD, Donaldson WF.Bell KM, et al. Among authors: frazier ec.Spine (Phila Pa 1976). 2011 Feb 15;36(4):263-8. doi: 10.1097/BRS.0b013e3181ccc552.Spine (Phila Pa 1976). 2011.PMID: 20622748
Bell KM, Frazier EC, Shively CM, Hartman RA, Ulibarri JC, Lee JY, Kang JD, Donaldson WF 3rd.Bell KM, et al. Among authors: frazier ec.Spine J. 2009 Mar;9(3):225-31. doi: 10.1016/j.spinee.2008.03.010. Epub 2008 May 27.Spine J. 2009.PMID: 18504164