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.
Park P, Wang AC, Sangala JR, Kim SM, Hervey-Jumper S, Than KD, Farokhrani A, Lamarca F.Park P, et al.J Neurosurg Spine. 2011 Jan;14(1):99-105. doi: 10.3171/2010.9.SPINE1085. Epub 2010 Dec 3.J Neurosurg Spine. 2011.PMID: 21142458