1. University of Arizona, Department of Medical Imaging, Division of Interventional Radiology. 1501 N Campbell Ave, PO Box 245067, Tucson, AZ, 85724
2. University of Colorado, Department of Radiology, Division of Interventional Radiology. 12605 E 16th Ave, Aurora, CO 80045
3. Jefferson Radiology, 941 Farmington Ave. West Hartford, CT 06107