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.
Lee SH, Kim DS, Cho S, Kim SJ, Kang SH, Park J, Park SY, Chang SG, Jeon SH.Lee SH, et al. Among authors: chang sg.Int J Urol. 2015 Jul;22(7):674-8. doi: 10.1111/iju.12784. Epub 2015 May 26.Int J Urol. 2015.PMID: 26012527
Kim MJ, Min GE, Yoo KH, Chang SG, Jeon SH.Kim MJ, et al. Among authors: chang sg.J Korean Surg Soc. 2011 Jun;80(6):384-9. doi: 10.4174/jkss.2011.80.6.384. Epub 2011 Jun 9.J Korean Surg Soc. 2011.PMID: 22066064Free PMC article.