Institution: | (1) Department of Surgery, Section of Vascular Surgery, Indiana University Medical Center, Indianapolis, Indiana, US;(2) Department of Surgery, Section of Vascular Surgery, University of Buffalo, Buffalo, New York, US;(3) Department of Surgery, Section of Vascular Surgery, University of Michigan, Ann Arbor, Michigan, US;(4) Department of Surgery, Section of Vascular Surgery, University of Nebraska Medical Center, Omaha, Nebraska, US;(5) Department of Surgery, Section of Vascular Surgery, University of Rochester Medical Center, Rochester, New York, US |