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.
Zuber-Jerger I, Blum HE.Zuber-Jerger I, et al.Dtsch Med Wochenschr. 2003 Oct 31;128(44):2300-2. doi: 10.1055/s-2003-43183.Dtsch Med Wochenschr. 2003.PMID: 14593573German.