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.
Ang TL, Fock KM, Ng TM, Teo EK, Chua TS, Tan JY.Ang TL, et al.J Gastroenterol Hepatol. 2002 Aug;17(8):908-13. doi: 10.1046/j.1440-1746.2002.02835.x.J Gastroenterol Hepatol. 2002.PMID: 12164967
Fock KM, Teo EK, Ang TL, Chua TS, Ng TM, Tan YL.Fock KM, et al. Among authors: ang tl.World J Gastroenterol. 2005 May 28;11(20):3091-8. doi: 10.3748/wjg.v11.i20.3091.World J Gastroenterol. 2005.PMID: 15918196Free PMC article.Clinical Trial.