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.
Lee KM, Kim EJ, Jahng GH, Chang DI.Lee KM, et al. Among authors: jahng gh.J Korean Neurosurg Soc. 2012 May;51(5):312-5. doi: 10.3340/jkns.2012.51.5.312. Epub 2012 May 31.J Korean Neurosurg Soc. 2012.PMID: 22792432Free PMC article.