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.
Bertsche T, Haas M, Oberwittler H, Haefeli WE, Walter-Sack I.Bertsche T, et al. Among authors: haefeli we.Dtsch Med Wochenschr. 2006 May 5;131(18):1016-22. doi: 10.1055/s-2006-939888.Dtsch Med Wochenschr. 2006.PMID: 16673226German.
Walk SU, Bertsche T, Kaltschmidt J, Pruszydlo MG, Hoppe-Tichy T, Walter-Sack I I, Haefeli WE.Walk SU, et al. Among authors: haefeli we.Eur J Clin Pharmacol. 2008 Mar;64(3):319-27. doi: 10.1007/s00228-007-0402-5. Epub 2007 Nov 25.Eur J Clin Pharmacol. 2008.PMID: 18038228