Yan Yan, Tweddale Brian A, Trerotola Scott O
Division of Interventional Radiology, Department of Radiology, Hospital of the University of Pennsylvania, 1 Silverstein, 3400 Spruce St., Philadelphia, PA 19104.
J Vasc Interv Radiol. 2013 Nov;24(11):1759-61. doi: 10.1016/j.jvir.2013.05.063.