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.
Coolen A, Hoffmann K, Barf RP, Fuchs E, Meerlo P.Coolen A, et al. Among authors: barf rp.Sleep. 2012 Jun 1;35(6):879-88. doi: 10.5665/sleep.1894.Sleep. 2012.PMID: 22654207Free PMC article.
Van der Zee EA, Havekes R, Barf RP, Hut RA, Nijholt IM, Jacobs EH, Gerkema MP.Van der Zee EA, et al. Among authors: barf rp.Curr Biol. 2008 Jun 3;18(11):844-8. doi: 10.1016/j.cub.2008.04.077.Curr Biol. 2008.PMID: 18514517Free article.
Ho JM, Barf RP, Opp MR.Ho JM, et al. Among authors: barf rp.Psychoneuroendocrinology. 2016 Jun;68:47-56. doi: 10.1016/j.psyneuen.2016.02.024. Epub 2016 Feb 26.Psychoneuroendocrinology. 2016.PMID: 26943344Free PMC article.
Ringgold KM, Barf RP, George A, Sutton BC, Opp MR.Ringgold KM, et al. Among authors: barf rp.J Neurosci Methods. 2013 Sep 30;219(1):104-12. doi: 10.1016/j.jneumeth.2013.07.008. Epub 2013 Jul 16.J Neurosci Methods. 2013.PMID: 23872243Free PMC article.