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.
Yang A, Aref M, Youssef AS.Yang A, et al. Among authors: youssef as.J Neurol Surg B Skull Base. 2018 Feb;79(2):S219-S220. doi: 10.1055/s-0037-1618599. Epub 2018 Jan 16.J Neurol Surg B Skull Base. 2018.PMID: 29404259Free PMC article.
Yang A, Folzenlogen Z, Youssef AS.Yang A, et al. Among authors: youssef as.J Neurosurg Sci. 2018 Dec;62(6):658-666. doi: 10.23736/S0390-5616.18.04474-0. Epub 2018 May 22.J Neurosurg Sci. 2018.PMID: 29790722Review.