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.
Franco-Cereceda A, Bredin F, Ivert T.Franco-Cereceda A, et al. Among authors: bredin f.Lakartidningen. 2004 Oct 28;101(44):3420-1.Lakartidningen. 2004.PMID: 15560656Swedish.