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.
Chung CS, Wang WL, Liu KL, Lin JT, Wang HP.Chung CS, et al.Gastrointest Endosc. 2008 Sep;68(3):566-7; discussion 567. doi: 10.1016/j.gie.2008.02.076. Epub 2008 Jun 17.Gastrointest Endosc. 2008.PMID: 18561932No abstract available.
Chung CS, Huang CT, Wang HP, Lee TH.Chung CS, et al.J Formos Med Assoc. 2011 Nov;110(11):724-5. doi: 10.1016/j.jfma.2011.09.011. Epub 2011 Oct 19.J Formos Med Assoc. 2011.PMID: 22118319Free article.No abstract available.
Liang CC, Liu CH, Chung CS, Lin CK, Su TH, Yang HC, Liu CJ, Chen PJ, Chen DS, Kao JH.Liang CC, et al. Among authors: chung cs.J Infect Dis. 2015 May 1;211(9):1429-36. doi: 10.1093/infdis/jiu630. Epub 2014 Nov 11.J Infect Dis. 2015.PMID: 25387585