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.
Kezunovic N, Hyde J, Simon C, Urbano FJ, Williams DK, Garcia-Rill E.Kezunovic N, et al.J Neurophysiol. 2012 Feb;107(3):772-84. doi: 10.1152/jn.00677.2011. Epub 2011 Nov 16.J Neurophysiol. 2012.PMID: 22090455Free PMC article.
Garcia-Rill E, Kezunovic N, Hyde J, Simon C, Beck P, Urbano FJ.Garcia-Rill E, et al.Sleep Med Rev. 2013 Jun;17(3):227-38. doi: 10.1016/j.smrv.2012.06.002. Epub 2012 Oct 6.Sleep Med Rev. 2013.PMID: 23044219Free PMC article.Review.