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.
Kijowski R, Blankenbaker DG, Woods M, Del Rio AM, De Smet AA, Reeder SB.Kijowski R, et al.AJR Am J Roentgenol. 2011 Jan;196(1):159-67. doi: 10.2214/AJR.09.4095.AJR Am J Roentgenol. 2011.PMID: 21178062
Kijowski R, De Smet AA.Kijowski R, et al.AJR Am J Roentgenol. 2005 Dec;185(6):1453-9. doi: 10.2214/AJR.04.1570.AJR Am J Roentgenol. 2005.PMID: 16303997