Affiliation: | 1.Department of Radiology, Section of Vascular and Interventional Radiology, University of Washington, 1959 Northeast Pacific Street, Seattle, WA, 98195, USA ;2.The Deep Vein Institute, University of Washington, 1959 Northeast Pacific Street, Seattle, WA, 98195, USA ;3.Department of Radiology, Section of Vascular and Interventional Radiology, University of Wisconsin, 600 Highland Avenue, Madison, WI, 53792, USA ;4.Department of Radiology and Imaging Sciences, Division of Interventional Radiology and Image-Guided Medicine, 1405 Clifton Road, Atlanta, GA, 30322, USA ; |