1. Advanced Cardiac & Vascular Centers for Amputation Prevention, Grand Rapids, MI, USA
2. Department of Clinical and Scientific Affairs, Cardiovascular Systems, Inc, St Paul, MN, USA
3. Miami Cardiac and Vascular Institute, Miami, FL, USA
4. Department of Angiology, Universitäts-Herzzentrum, Bad Krozingen, Germany
5. Department of Orthopedic Surgery, Brown University, Providence, RI, USA
6. Department of Surgery, Inova Heart and Vascular Institute, Falls Church, VA, USA
7. Department of Radiology, Ichan School of Medicine at Mount Sinai, New York, NY, USA
8. Centro Vascolare Ticino, Ospedale Regionale di Lugano, Switzerland
9. Universitätsinstitut für Diagnostische, Interventionelle und Pädiatrische Radiologie Inselspital, Universitätsspital Bern, Switzerland
10. Newton-Wellesley Hospital, Newton, MA, USA
11. JFK Medical Center, Atlantis, FL, USA
12. Department of Vascular Surgery, New Mexico Heart Institute, Albuquerque, NM, USA
13. Novant Health Heart & Vascular Institute, Charlotte, NC, USA
14. Division of Interventional Radiology, Miami Cardiac and Vascular Institute, Miami, FL, USA