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.
Carlson NS, Neal JL, Tilden EL, Smith DC, Breman RB, Lowe NK, Dietrich MS, Phillippi JC.Carlson NS, et al. Among authors: smith dc.Birth. 2019 Sep;46(3):487-499. doi: 10.1111/birt.12405. Epub 2018 Nov 9.Birth. 2019.PMID: 30414200Free PMC article.
Neal JL, Carlson NS, Phillippi JC, Tilden EL, Smith DC, Breman RB, Dietrich MS, Lowe NK.Neal JL, et al. Among authors: smith dc.Birth. 2019 Sep;46(3):475-486. doi: 10.1111/birt.12407. Epub 2018 Nov 11.Birth. 2019.PMID: 30417436Free PMC article.
Kristienne McFarland A, Jones J, Luchsinger J, Kissler K, Smith DC.Kristienne McFarland A, et al. Among authors: smith dc.Midwifery. 2020 Jan;80:102544. doi: 10.1016/j.midw.2019.102544. Epub 2019 Oct 1.Midwifery. 2020.PMID: 31655307Free PMC article.