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.
Sonnet S, Buitrago-Téllez CH, Tamm M, Christen S, Steinbrich W.Sonnet S, et al.AJR Am J Roentgenol. 2005 Mar;184(3):746-51. doi: 10.2214/ajr.184.3.01840746.AJR Am J Roentgenol. 2005.PMID: 15728592
Hoffmann A, Buitrago Téllez C, Tolnay M, Tyndall A, Steinbrich W.Hoffmann A, et al.Ultraschall Med. 2006 Apr;27(2):180-4. doi: 10.1055/s-2005-858371.Ultraschall Med. 2006.PMID: 16612727