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.
Khalil A, Coates A, Papageorghiou A, Bhide A, Thilaganathan B.Khalil A, et al.Ultrasound Obstet Gynecol. 2013 Oct;42(4):409-15. doi: 10.1002/uog.12420. Epub 2013 Aug 22.Ultrasound Obstet Gynecol. 2013.PMID: 23362051Free article.
Khalil A, Suff N, Thilaganathan B, Hurrell A, Cooper D, Carvalho JS.Khalil A, et al.Ultrasound Obstet Gynecol. 2014 Jan;43(1):14-24. doi: 10.1002/uog.12526. Epub 2013 Dec 10.Ultrasound Obstet Gynecol. 2014.PMID: 23737029Free article.Review.
Khalil A, Caric V, Papageorghiou A, Bhide A, Akolekar R, Thilaganathan B.Khalil A, et al.Ultrasound Obstet Gynecol. 2014 Feb;43(2):159-64. doi: 10.1002/uog.13202. Epub 2014 Jan 8.Ultrasound Obstet Gynecol. 2014.PMID: 24006252Free article.