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.
Robinson-Papp J, Simpson DM.Robinson-Papp J, et al. Among authors: simpson dm.Phys Med Rehabil Clin N Am. 2008 Feb;19(1):81-96, vi-vii. doi: 10.1016/j.pmr.2007.10.009.Phys Med Rehabil Clin N Am. 2008.PMID: 18194751Review.
Robinson-Papp J, Tan IL, Simpson DM.Robinson-Papp J, et al. Among authors: simpson dm.J Neurovirol. 2012 Aug;18(4):331-8. doi: 10.1007/s13365-011-0074-x. Epub 2011 Dec 30.J Neurovirol. 2012.PMID: 22207585Review.