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.
Cheung WM, Ng EH, Lau EY, Yeung WS, So WW, Ho PC.Cheung WM, et al. Among authors: lau ey.Gynecol Obstet Invest. 2003;56(1):1-5. doi: 10.1159/000072322. Epub 2003 Jul 14.Gynecol Obstet Invest. 2003.PMID: 12867759
Ng EH, Lau EY, Yeung WS, Ho PC.Ng EH, et al. Among authors: lau ey.J Assist Reprod Genet. 2003 May;20(5):186-91. doi: 10.1023/a:1023670010031.J Assist Reprod Genet. 2003.PMID: 12812461Free PMC article.
Ng EH, Naveed F, Lau EY, Yeung WS, Chan CC, Tang OS, Ho PC.Ng EH, et al. Among authors: lau ey.Hum Reprod. 2005 Apr;20(4):979-85. doi: 10.1093/humrep/deh724. Epub 2005 Jan 21.Hum Reprod. 2005.PMID: 15665025Clinical Trial.
So EW, Ng EH, Wong YY, Lau EY, Yeung WS, Ho PC.So EW, et al. Among authors: lau ey.Hum Reprod. 2009 Feb;24(2):341-8. doi: 10.1093/humrep/den380. Epub 2008 Oct 21.Hum Reprod. 2009.PMID: 18940896Clinical Trial.
Li HW, Lee VC, Lau EY, Yeung WS, Ho PC, Ng EH.Li HW, et al. Among authors: lau ey.J Assist Reprod Genet. 2014 Feb;31(2):205-11. doi: 10.1007/s10815-013-0151-6. Epub 2013 Dec 14.J Assist Reprod Genet. 2014.PMID: 24337962Free PMC article.
Li HW, Yeung WS, Lau EY, Ho PC, Ng EH.Li HW, et al. Among authors: lau ey.Fertil Steril. 2010 Nov;94(6):2177-81. doi: 10.1016/j.fertnstert.2009.12.059. Epub 2010 Feb 19.Fertil Steril. 2010.PMID: 20171627Free article.
Li HW, Lee VC, Lau EY, Yeung WS, Ho PC, Ng EH.Li HW, et al. Among authors: lau ey.PLoS One. 2013 Apr 23;8(4):e61095. doi: 10.1371/journal.pone.0061095. Print 2013.PLoS One. 2013.PMID: 23637787Free PMC article.
Li HW, Lee VC, Lau EY, Yeung WS, Ho PC, Ng EH.Li HW, et al. Among authors: lau ey.PLoS One. 2014 Oct 14;9(10):e108493. doi: 10.1371/journal.pone.0108493. eCollection 2014.PLoS One. 2014.PMID: 25313856Free PMC article.
Ng DYT, Ko JKY, Li HWR, Lau EYL, Yeung WSB, Ho PC, Ng EHY.Ng DYT, et al.Hum Fertil (Camb). 2020 Aug 12:1-7. doi: 10.1080/14647273.2020.1805517. Online ahead of print.Hum Fertil (Camb). 2020.PMID: 32787471Free article.