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.
Burns JM, Church JA, Johnson DK, Xiong C, Marcus D, Fotenos AF, Snyder AZ, Morris JC, Buckner RL.Burns JM, et al. Among authors: johnson dk.Arch Neurol. 2005 Dec;62(12):1870-6. doi: 10.1001/archneur.62.12.1870.Arch Neurol. 2005.PMID: 16344345
Galvin JE, Malcom H, Johnson D, Morris JC.Galvin JE, et al.Neurology. 2007 May 29;68(22):1895-901. doi: 10.1212/01.wnl.0000263131.80945.ad.Neurology. 2007.PMID: 17536045
Carpenter BD, Xiong C, Porensky EK, Lee MM, Brown PJ, Coats M, Johnson D, Morris JC.Carpenter BD, et al.J Am Geriatr Soc. 2008 Mar;56(3):405-12. doi: 10.1111/j.1532-5415.2007.01600.x. Epub 2008 Jan 5.J Am Geriatr Soc. 2008.PMID: 18194228