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.
Singh S, Somers VK, Clark MM, Vickers K, Hensrud DD, Korenfeld Y, Lopez-Jimenez F.Singh S, et al. Among authors: somers vk.Am Heart J. 2010 Nov;160(5):934-42. doi: 10.1016/j.ahj.2010.07.023.Am Heart J. 2010.PMID: 21095283Free PMC article.
Shamsuzzaman A, Amin RS, van der Walt C, Davison DE, Okcay A, Pressman GS, Somers VK.Shamsuzzaman A, et al. Among authors: somers vk.Sleep Breath. 2015 Dec;19(4):1135-40. doi: 10.1007/s11325-015-1119-9. Epub 2015 Mar 4.Sleep Breath. 2015.PMID: 25737301Free PMC article.