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.
Yung SSF, Lai SF, Lam MT, Lui EMW, Ko JKY, Li HWR, Wong JYY, Lau EYL, Yeung WSB, Ng EHY.Yung SSF, et al. Among authors: lau eyl.Fertil Steril. 2021 Oct;116(4):1001-1009. doi: 10.1016/j.fertnstert.2021.02.015. Epub 2021 Apr 9.Fertil Steril. 2021.PMID: 33845988Free article.Clinical Trial.
So EW, Ng EH, Wong YY, Lau EY, Yeung WS, Ho PC.So EW, et al.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, Yeung WS, Lau EY, Ho PC, Ng EH.Li HW, et al.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.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, Lee VC, Lau EY, Yeung WS, Ho PC, Ng EH.Li HW, et al.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.PLoS One. 2014 Oct 14;9(10):e108493. doi: 10.1371/journal.pone.0108493. eCollection 2014.PLoS One. 2014.PMID: 25313856Free PMC article.