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.
Xi M, Chase MH.Xi M, et al. Among authors: chase mh.Sleep. 2010 Sep;33(9):1236-43. doi: 10.1093/sleep/33.9.1236.Sleep. 2010.PMID: 20857871Free PMC article.
Xi M, Fung SJ, Zhang J, Sampogna S, Chase MH.Xi M, et al. Among authors: chase mh.Exp Neurol. 2012 Nov;238(1):44-51. doi: 10.1016/j.expneurol.2012.08.001. Epub 2012 Aug 17.Exp Neurol. 2012.PMID: 22971360