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.
Lane M, Robker RL, Robertson SA.Lane M, et al. Among authors: robertson sa.Science. 2014 Aug 15;345(6198):756-60. doi: 10.1126/science.1254400. Epub 2014 Aug 14.Science. 2014.PMID: 25124428Review.
Wu R, Fujii S, Ryan NK, Van der Hoek KH, Jasper MJ, Sini I, Robertson SA, Robker RL, Norman RJ.Wu R, et al. Among authors: robertson sa.Hum Reprod. 2007 Feb;22(2):527-35. doi: 10.1093/humrep/del371. Epub 2006 Sep 22.Hum Reprod. 2007.PMID: 16997933