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.
White DE, Fraser-Lee NJ, Tough S, Newburn-Cook CV.White DE, et al. Among authors: tough s.Health Care Women Int. 2006 Oct;27(9):777-92. doi: 10.1080/07399330600880335.Health Care Women Int. 2006.PMID: 17060178
McNeil DA, Vekved M, Dolan SM, Siever J, Horn S, Tough SC.McNeil DA, et al. Among authors: tough sc.BMC Pregnancy Childbirth. 2012 Mar 21;12:17. doi: 10.1186/1471-2393-12-17.BMC Pregnancy Childbirth. 2012.PMID: 22436393Free PMC article.