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.
Payne MS, Feng Z, Li S, Doherty DA, Xu B, Li J, Liu L, Keelan JA, Zhou YH, Dickinson JE, Hu Y, Newnham JP.Payne MS, et al. Among authors: doherty da.BMC Pregnancy Childbirth. 2014 Sep 30;14:340. doi: 10.1186/1471-2393-14-340.BMC Pregnancy Childbirth. 2014.PMID: 25273669Free PMC article.
Doherty DA, James IR, Newnham JP.Doherty DA, et al.Ultrasound Med Biol. 2002 Oct;28(10):1251-9. doi: 10.1016/s0301-5629(02)00575-6.Ultrasound Med Biol. 2002.PMID: 12467851
Doherty DA, James IR, Newnham JP.Doherty DA, et al.Ultrasound Med Biol. 2002 Oct;28(10):1261-70. doi: 10.1016/s0301-5629(02)00574-4.Ultrasound Med Biol. 2002.PMID: 12467852