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.
Repaka A, Atkinson MR, Faulx AL, Isenberg GA, Cooper GS, Chak A, Wong RC.Repaka A, et al. Among authors: isenberg ga.Gastrointest Endosc. 2012 Aug;76(2):367-73. doi: 10.1016/j.gie.2012.03.1391. Epub 2012 May 31.Gastrointest Endosc. 2012.PMID: 22658390Free PMC article.Clinical Trial.
Chak A, Isenberg G, Mallery S, Van Dam J, Cooper GS, Sivak MV Jr.Chak A, et al.Gastrointest Endosc. 1999 Jun;49(6):695-9. doi: 10.1016/s0016-5107(99)70284-1.Gastrointest Endosc. 1999.PMID: 10343211Clinical Trial.
Chak A, Canto MI, Cooper GS, Isenberg G, Willis J, Levitan N, Clayman J, Forastiere A, Heath E, Sivak MV Jr.Chak A, et al.Cancer. 2000 Apr 15;88(8):1788-95.Cancer. 2000.PMID: 10760753Clinical Trial.