| Affiliation: | 1. Department of Radiology, University of Pennsylvania, Perelman School of Medicine, 1 Silverstein, 3400 Spruce Street, Philadelphia, PA 19104, USA;2. Mallinckrodt Institute of Radiology, Washington University in St. Louis, 510 South Kingshighway, Box 8131, St Louis, MO 63110, USA;1. General Surgery Residency, Department of Surgery, University of Michigan, 2207 Taubman Center, 1500 East Medical Center Drive, Ann Arbor, MI 48109-5867, USA;2. Section of Vascular Surgery, Department of Surgery, University of Michigan, 5463 Cardiovascular Center, 1500 East Medical Center Drive, Ann Arbor, MI 48109-5867, USA;3. Section of Vascular Surgery, Department of Surgery, University of Michigan, 5372 Cardiovascular Center, 1500 East Medical Center Drive, Ann Arbor, MI 48109-5867, USA |
