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.
McGrath E, Ryan EJ, Lynch L, Golden-Mason L, Mooney E, Eogan M, O'Herlihy C, O'Farrelly C.McGrath E, et al. Among authors: lynch l.Am J Reprod Immunol. 2009 Apr;61(4):265-76. doi: 10.1111/j.1600-0897.2009.00688.x.Am J Reprod Immunol. 2009.PMID: 19260857