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.
Jiwa M, Hamilton W.Jiwa M, et al. Among authors: hamilton w.Br J Gen Pract. 2004 Aug;54(505):608-10.Br J Gen Pract. 2004.PMID: 15296561Free PMC article.
Stapley S, Sharp D, Hamilton W.Stapley S, et al. Among authors: hamilton w.Br J Gen Pract. 2006 Aug;56(529):570-3.Br J Gen Pract. 2006.PMID: 16882373Free PMC article.