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.
Armaghani SJ, Lee DS, Bible JE, Archer KR, Shau DN, Kay H, Zhang C, McGirt MJ, Devin CJ.Armaghani SJ, et al. Among authors: archer kr.Spine (Phila Pa 1976). 2013 Dec 1;38(25):2196-200. doi: 10.1097/BRS.0000000000000011.Spine (Phila Pa 1976). 2013.PMID: 24296482