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.
Pascual-Leone A, Peris M, Tormos JM, Pascual AP, Catalá MD.Pascual-Leone A, et al.Neuroreport. 1996 Sep 2;7(13):2068-70. doi: 10.1097/00001756-199609020-00002.Neuroreport. 1996.PMID: 8930960