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.
Remes O, Wainwright N, Surtees P, Lafortune L, Khaw KT, Brayne C.Remes O, et al. Among authors: brayne c.BMJ Open. 2017 May 4;7(5):e013590. doi: 10.1136/bmjopen-2016-013590.BMJ Open. 2017.PMID: 28473351Free PMC article.
Chatfield M, Matthews FE, Brayne C; Medical Research Council Cognitive Function and Ageing Study.Chatfield M, et al. Among authors: brayne c.J Am Geriatr Soc. 2007 Jul;55(7):1066-71. doi: 10.1111/j.1532-5415.2007.01216.x.J Am Geriatr Soc. 2007.PMID: 17608880
Xie J, Brayne C, Matthews FE; Medical Research Council Cognitive Function and Ageing Study collaborators.Xie J, et al. Among authors: brayne c.BMJ. 2008 Feb 2;336(7638):258-62. doi: 10.1136/bmj.39433.616678.25. Epub 2008 Jan 10.BMJ. 2008.PMID: 18187696Free PMC article.