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.
As-Sanie S, Harris RE, Harte SE, Tu FF, Neshewat G, Clauw DJ.As-Sanie S, et al. Among authors: tu ff.Obstet Gynecol. 2013 Nov;122(5):1047-1055. doi: 10.1097/AOG.0b013e3182a7e1f5.Obstet Gynecol. 2013.PMID: 24104772Free PMC article.