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.
Makarem N, Alcántara C, Williams N, Bello NA, Abdalla M.Makarem N, et al. Among authors: williams n.Hypertension. 2021 Apr;77(4):1036-1046. doi: 10.1161/HYPERTENSIONAHA.120.14479. Epub 2021 Feb 22.Hypertension. 2021.PMID: 33611935Free PMC article.Review.
Seixas A, Ravenell J, Williams NJ, Williams SK, Zizi F, Ogedegbe G, Jean-Louis G.Seixas A, et al. Among authors: williams nj, williams sk.J Hum Hypertens. 2016 Mar;30(3):149-52. doi: 10.1038/jhh.2015.78. Epub 2015 Aug 6.J Hum Hypertens. 2016.PMID: 26246311Free PMC article.
Johnson DA, Jackson CL, Williams NJ, Alcántara C.Johnson DA, et al.Nat Sci Sleep. 2019 Jul 23;11:79-95. doi: 10.2147/NSS.S169312. eCollection 2019.Nat Sci Sleep. 2019.PMID: 31440109Free PMC article.