1. The William Dorros-Isadore Feuer Interventional Cardiovascular Disease Foundation Ltd., Milwaukee Heart and Vascular Clinic, SC, and St. Luke's Medical Center, Milwaukee, Wisconsin, USA
2. Instituto Cardiovascular de Buenos Aires, Buenos Aires, Argentina
3. Arizona Heart Institute, Phoenix, Arizona, USA
4. Royal Prince Alfred Hospital, University of Sydney, Sydney, Australia
5. Clinique Notre Dame, Draguignan, France
6. Mount Sinai Medical Center, New York, New York, USA
7. Städtiche Kliniken, Frankfurt, Germany
8. Harbor-UCLA Medical Center, Torrance, California, USA
9. Ospedale S. Agostino, Modena, Italy
10. Fondation Hôpital Saint Joseph, Marseille, France