1 Section of Vascular and Interventional Radiology, Department of Radiology, University of Washington, 1959 Northeast Pacific Street, Seattle, WA 98195, United States of America; The Deep Vein Institute, University of Washington, 1959 Northeast Pacific Street, Seattle, WA 98195, United States of America. Electronic address: [email protected].
2 Section of Vascular and Interventional Radiology, Department of Radiology, University of Washington, 1959 Northeast Pacific Street, Seattle, WA 98195, United States of America.
3 Section of Vascular and Interventional Radiology, Department of Radiology, University of Wisconsin, 600 Highland Avenue, Madison, WI 53792, United States of America.
4 Department of Laboratory Medicine and Pathology, University of Washington, 1959 Northeast Pacific Street, Seattle, WA 98195, United States of America. Electronic address: [email protected].
5 Section of Vascular and Interventional Radiology, Department of Radiology, University of Washington, 1959 Northeast Pacific Street, Seattle, WA 98195, United States of America; The Deep Vein Institute, University of Washington, 1959 Northeast Pacific Street, Seattle, WA 98195, United States of America.