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.
Nelson DB, Murdoch M, Sandozi IK, Dalmasso AP, Crabtree JE, Ho SB.Nelson DB, et al. Among authors: crabtree je.Am J Gastroenterol. 2000 Dec;95(12):3412-7. doi: 10.1111/j.1572-0241.2000.03354.x.Am J Gastroenterol. 2000.PMID: 11151870
Crabtree JE, Court M, Aboshkiwa MA, Jeremy AH, Dixon MF, Robinson PA.Crabtree JE, et al.J Pathol. 2004 Feb;202(2):197-207. doi: 10.1002/path.1498.J Pathol. 2004.PMID: 14743502