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.
Hall TC, Barandiaran J, Perry EP.Hall TC, et al.Ann R Coll Surg Engl. 2010 Jul;92(5):W30-2. doi: 10.1308/147870810X12699662980277. Epub 2010 Jun 7.Ann R Coll Surg Engl. 2010.PMID: 20529478Free PMC article.Review.
Hall TC, Garcea G, Metcalfe M, Bilk D, Rajesh A, Dennison A.Hall TC, et al.Hepatogastroenterology. 2013 Mar-Apr;60(122):311-7.Hepatogastroenterology. 2013.PMID: 23858545