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.
Sutton M, McLean G.Sutton M, et al. Among authors: mclean g.BMJ. 2006 Feb 18;332(7538):389-90. doi: 10.1136/bmj.38742.554468.55. Epub 2006 Feb 8.BMJ. 2006.PMID: 16467345Free PMC article.
McLean G, Guthrie B, Sutton M.McLean G, et al.Qual Saf Health Care. 2007 Dec;16(6):446-9. doi: 10.1136/qshc.2006.020875.Qual Saf Health Care. 2007.PMID: 18055889Free PMC article.