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.
Murray RL, Coleman T, Antoniak M, Fergus A, Britton J, Lewis SA.Murray RL, et al.BMC Health Serv Res. 2008 Jan 11;8:6. doi: 10.1186/1472-6963-8-6.BMC Health Serv Res. 2008.PMID: 18190687Free PMC article.Clinical Trial.
Bogdanovica I, Murray R, McNeill A, Britton J.Bogdanovica I, et al.Addiction. 2012 Jan;107(1):188-96. doi: 10.1111/j.1360-0443.2011.03588.x. Epub 2011 Nov 1.Addiction. 2012.PMID: 21777323
Bogdanovica I, McNeill A, Murray R, Britton J.Bogdanovica I, et al.PLoS One. 2011;6(8):e23889. doi: 10.1371/journal.pone.0023889. Epub 2011 Aug 31.PLoS One. 2011.PMID: 21909375Free PMC article.