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.
Bradburn M, Goodacre SW, Fitzgerald P, Coats T, Gray A, Hassan T, Humphrey J, Kendall J, Smith J, Collinson P; RATPAC Research Team.Bradburn M, et al.Emerg Med J. 2012 Mar;29(3):233-8. doi: 10.1136/emj.2010.108522. Epub 2011 May 26.Emerg Med J. 2012.PMID: 21617159Clinical Trial.
Goodacre S, Sampson F, Thomas S, van Beek E, Sutton A.Goodacre S, et al.BMC Med Imaging. 2005 Oct 3;5:6. doi: 10.1186/1471-2342-5-6.BMC Med Imaging. 2005.PMID: 16202135Free PMC article.