Parr Christopher J, Miller Franklin J, Gregory M C, Yoon Hyo-Chun
Department of Radiology, University of Utah, 50 North Medical Drive, Salt Lake City, UT 84132, USA.
J Vasc Interv Radiol. 2004 Sep;15(9):1017-20. doi: 10.1097/01.RVI.0000135866.37203.50.