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.
El-Shawarby SA, Sacks GP, Seyani L, Lavery SA, Trew GH.El-Shawarby SA, et al. Among authors: sacks gp.Fertil Steril. 2005 Oct;84(4):1053-5. doi: 10.1016/j.fertnstert.2005.04.045.Fertil Steril. 2005.PMID: 16213874