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.
Ray A, Hildreth A, Esen UI.Ray A, et al. Among authors: hildreth a.J Obstet Gynaecol. 2008 Apr;28(3):301-4. doi: 10.1080/01443610802042548.J Obstet Gynaecol. 2008.PMID: 18569473
Pathi A, Esen U, Hildreth A.Pathi A, et al. Among authors: hildreth a.J Obstet Gynaecol. 2006 Aug;26(6):527-30. doi: 10.1080/01443610600810914.J Obstet Gynaecol. 2006.PMID: 17000498