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.
Berbic M, Ng CH, Black K, Markham R, Russell P, Basten A, Fraser IS, Hey-Cunningham AJ.Berbic M, et al. Among authors: markham r.Reprod Sci. 2013 Nov;20(11):1339-48. doi: 10.1177/1933719113485298. Epub 2013 May 29.Reprod Sci. 2013.PMID: 23719712
Berbic M, Hey-Cunningham AJ, Ng C, Tokushige N, Ganewatta S, Markham R, Russell P, Fraser IS.Berbic M, et al. Among authors: markham r.Hum Reprod. 2010 Apr;25(4):900-7. doi: 10.1093/humrep/deq020. Epub 2010 Feb 10.Hum Reprod. 2010.PMID: 20150173