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.
Malagón MM, Cruz-García D, Díaz-Ruiz A, Peinado JR, Pulido MR, Araújo J, Garcia-Navarro S, Gracia-Navarro F, Castaño JP, Vázquez-Martínez R.Malagón MM, et al.Ann N Y Acad Sci. 2009 Apr;1163:233-40. doi: 10.1111/j.1749-6632.2008.03654.x.Ann N Y Acad Sci. 2009.PMID: 19456344Review.