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.
Mader I, Stock KW, Ettlin T, Probst A.Mader I, et al.AJNR Am J Neuroradiol. 1996 Jan;17(1):104-9.AJNR Am J Neuroradiol. 1996.PMID: 8770258Free PMC article.
Nidecker A, Pernus B, Hayek J, Ettlin T.Nidecker A, et al.Schweiz Med Wochenschr. 1997 Oct 4;127(40):1643-51.Schweiz Med Wochenschr. 1997.PMID: 9417584Review.German.
Schneider M, Ettlin T, Kaufmann M, Schumacher P, Urwyler A, Hampl K, von Hochstetter A.Schneider M, et al.Anesth Analg. 1993 May;76(5):1154-7. doi: 10.1213/00000539-199305000-00044.Anesth Analg. 1993.PMID: 8141862No abstract available.