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.
Urrego D, Tomczak AP, Zahed F, Stühmer W, Pardo LA.Urrego D, et al. Among authors: pardo la.Philos Trans R Soc Lond B Biol Sci. 2014 Feb 3;369(1638):20130094. doi: 10.1098/rstb.2013.0094. Print 2014 Mar 19.Philos Trans R Soc Lond B Biol Sci. 2014.PMID: 24493742Free PMC article.Review.