1. Sulpizio Cardiovascular Center University of California, San Diego La Jolla California
2. University of Vermont Burlington Vermont
3. University of Utah Medical Center Salt Lake City Utah
4. University of Colorado School of Medicine Aurora Colorado
5. Duke University Hospital Durham North Carolina
6. Northside Cardiovascular Institute Atlanta Georgia
7. University of Maryland School of Medicine Baltimore Maryland
8. Columbia University Medical Center, Center for Interventional Vascular Therapy New York New York
9. Northwell Health Manhasset New York
10. Hofstra North Shore—LIJ School of Medicine Manhasset New York
11. UCLA‐Olive View, Los Angeles, California
12. University of Colorado Medical School Denver Colorado
13. The Carl and Edyth Lindner Center for Research and Education, The Christ Hospital Cincinnati Ohio