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.
Marras C, Klein C, Lang AE, Wakutani Y, Moreno D, Sato C, Yip E, Munhoz RP, Lohmann K, Djarmati A, Bi A, Rogaeva E.Marras C, et al.Neurobiol Aging. 2010 Apr;31(4):721-2. doi: 10.1016/j.neurobiolaging.2008.05.030. Epub 2008 Jul 21.Neurobiol Aging. 2010.PMID: 18644660
Marras C, Andrews D, Sime E, Lang AE.Marras C, et al.Neurology. 2001 Mar 13;56(5):605-10. doi: 10.1212/wnl.56.5.605.Neurology. 2001.PMID: 11245710Clinical Trial.
Marras C, Lang A, Krahn M, Tomlinson G, Naglie G; Parkinson Study Group.Marras C, et al.Mov Disord. 2004 Jan;19(1):22-8. doi: 10.1002/mds.10642.Mov Disord. 2004.PMID: 14743356Clinical Trial.
Marras C, McDermott MP, Rochon PA, Tanner CM, Naglie G, Rudolph A, Lang AE; Parkinson Study Group.Marras C, et al.Neurology. 2005 Jan 11;64(1):87-93. doi: 10.1212/01.WNL.0000148603.44618.19.Neurology. 2005.PMID: 15642909
Marras C, Kopp A, Qiu F, Lang AE, Sykora K, Shulman KI, Rochon PA.Marras C, et al.Mov Disord. 2007 Feb 15;22(3):319-23. doi: 10.1002/mds.21192.Mov Disord. 2007.PMID: 17149718
Kishore A, Espay AJ, Marras C, Al-Khairalla T, Arenovich T, Asante A, Miyasaki J, Lang AE.Kishore A, et al. Among authors: marras c.Mov Disord. 2007 Feb 15;22(3):328-33. doi: 10.1002/mds.21238.Mov Disord. 2007.PMID: 17216641
Espay AJ, Fox SH, Marras C, Lang AE, Chen R.Espay AJ, et al. Among authors: marras c.Neurology. 2007 Aug 14;69(7):689-92. doi: 10.1212/01.wnl.0000267431.16316.69.Neurology. 2007.PMID: 17698791