1. Division of Vascular Surgery, Department of Surgery, University of California-Davis, Sacramento, CA, USA
2. Section of Vascular Surgery, Department of Surgical Sciences, Uppsala University, Uppsala, Sweden
3. Division of Cardiothoracic Surgery, Department of Surgery, University of California-Davis, Sacramento, CA, USA
4. Division of Vascular Surgery, Department of Surgery, NorthShore University HealthSystem, University of Chicago Pritzker School of Medicine, Evanston, IL, USA