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.
McGrath P, Holewa H.McGrath P, et al.Eur J Cancer Care (Engl). 2007 Mar;16(2):164-71. doi: 10.1111/j.1365-2354.2006.00745.x.Eur J Cancer Care (Engl). 2007.PMID: 17371426