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.
Cristante AF, Torelli AG, Kohlmann RB, Dias da Rocha I, Biraghi OL, Iutaka AS, Marcon RM, Oliveira RP, Pessoa de Barros Filho TE.Cristante AF, et al. Among authors: torelli ag.Neurosurgery. 2012 Apr;70(4):835-8; discussion 838-9. doi: 10.1227/NEU.0b013e3182367417.Neurosurgery. 2012.PMID: 21937932