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.
Kwon CI, Song SH, Hahm KB, Ko KH.Kwon CI, et al. Among authors: ko kh.Clin Endosc. 2013 May;46(3):251-9. doi: 10.5946/ce.2013.46.3.251. Epub 2013 May 31.Clin Endosc. 2013.PMID: 23767036Free PMC article.
Song SH, Kim KW, Kim WH, Kwon CI, Ko KH, Hahm KB, Park PW, Hong SP.Song SH, et al. Among authors: ko kh.Clin Endosc. 2013 Sep;46(5):572-5. doi: 10.5946/ce.2013.46.5.572. Epub 2013 Sep 30.Clin Endosc. 2013.PMID: 24143323Free PMC article.
Ko KH, Kwon CI, Park SH, Han NY, Lee HK, Kim EH, Hahm KB.Ko KH, et al.Clin Endosc. 2013 Nov;46(6):611-9. doi: 10.5946/ce.2013.46.6.611. Epub 2013 Nov 19.Clin Endosc. 2013.PMID: 24340253Free PMC article.Review.
Ko KH, Han NY, Kwon CI, Lee HK, Park JM, Kim EH, Hahm KB.Ko KH, et al.Clin Endosc. 2014 Jan;47(1):7-14. doi: 10.5946/ce.2014.47.1.7. Epub 2014 Jan 24.Clin Endosc. 2014.PMID: 24570878Free PMC article.Review.
Park JM, Han NY, Han YM, Chung MK, Lee HK, Ko KH, Kim EH, Hahm KB.Park JM, et al. Among authors: ko kh.World J Gastroenterol. 2014 Oct 7;20(37):13466-2476. doi: 10.3748/wjg.v20.i37.13466.World J Gastroenterol. 2014.PMID: 25309077Free PMC article.Review.
Park JM, Lee S, Chung MK, Kwon SH, Kim EH, Ko KH, Kwon CI, Hahm KB.Park JM, et al. Among authors: ko kh.World J Gastroenterol. 2014 Nov 28;20(44):16570-81. doi: 10.3748/wjg.v20.i44.16570.World J Gastroenterol. 2014.PMID: 25469025Free PMC article.Review.