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.
Sim HG, Lange PH, Lin DW.Sim HG, et al.Urol Clin North Am. 2007 May;34(2):199-217; abstract ix. doi: 10.1016/j.ucl.2007.02.010.Urol Clin North Am. 2007.PMID: 17484925Review.
Sim HG, Kliot M, Lange PH, Ellis WJ, Takayama TK, Yang CC.Sim HG, et al.Urology. 2006 Dec;68(6):1290-4. doi: 10.1016/j.urology.2006.08.1064. Epub 2006 Dec 4.Urology. 2006.PMID: 17141842
Lee LS, Yuen JS, Sim HG.Lee LS, et al. Among authors: sim hg.Ann Acad Med Singap. 2011 Sep;40(9):401-6.Ann Acad Med Singap. 2011.PMID: 22065033Free article.