1. Center for Coronary Artery Disease, Minneapolis Heart Institute and Minneapolis Heart Institute Foundation Minneapolis Minnesota USA
2. Division of Cardiology Henry Ford Hospital Detroit Michigan USA
3. Gagnon Cardiovascular Institute, Morristown Medical Center Morristown New Jersey USA
4. Division of Cardiology, Massachusetts General Hospital Harvard University Boston Massachusetts USA
5. Division of Cardiology Cleveland Clinic Foundation Cleveland Ohio USA
6. Division of Cardiology University Hospitals, Case Western Reserve University Cleveland Ohio USA
7. Department of Cardiology Acibadem Kocaeli Hospital Kocaeli Turkey
8. Depatment of Cardiology North Oaks Healthcare System Hammond Louisiana USA
9. Department of Cardiology Bahcelievler Memorial Hospital Istanbul Turkey
10. Department of Invasive Cardiology Meshalkin National Medical Research Center, Ministry of Health of the Russian Federation Novosibirsk Russia
11. Department of Cardiology Wellspan York Hospital York Pennsylvania USA
12. Department of Cardiology Aswan Heart Centre Aswan Egypt
13. Department of Cardiology Ascension Saint Thomas Heart Nashville Tennessee USA
14. Division of Cardiovascular Medicine UCSD Medical Center La Jolla California USA
15. Department of Cardiology Oklahoma Heart Institute Tulsa Oklahoma USA