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.
van den Bos R, van der Harst J, Jonkman S, Schilders M, Spruijt B.van den Bos R, et al. Among authors: jonkman s.Behav Brain Res. 2006 Aug 10;171(2):350-4. doi: 10.1016/j.bbr.2006.03.035. Epub 2006 May 12.Behav Brain Res. 2006.PMID: 16697474