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.
Vasterling JJ, Schumm J, Proctor SP, Gentry E, King DW, King LA.Vasterling JJ, et al. Among authors: proctor sp.J Rehabil Res Dev. 2008;45(3):347-58. doi: 10.1682/jrrd.2007.05.0077.J Rehabil Res Dev. 2008.PMID: 18629744Free article.