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.
Van der Weyde LK, Martin GB, Blackberry MA, Gruen V, Harland A, Paris MC.Van der Weyde LK, et al. Among authors: blackberry ma.Anim Reprod Sci. 2015 May;156:75-82. doi: 10.1016/j.anireprosci.2015.03.003. Epub 2015 Mar 17.Anim Reprod Sci. 2015.PMID: 25818522
Martin GB, White CL, Markey CM, Blackberry MA.Martin GB, et al. Among authors: blackberry ma.J Reprod Fertil. 1994 May;101(1):87-96. doi: 10.1530/jrf.0.1010087.J Reprod Fertil. 1994.PMID: 8064696