1. Cedars-Sinai Heart Institute; Los Angeles; California; USA
2. University Health Network; Toronto; Canada
3. Hannover Medical School; Hannover; Germany
4. Hospital Universitario 12 de Octubre; Madrid; Spain
5. Klinikum Bad Friedrichshall; Bad Friedrichshall; Germany
6. Deutsches Herzzentrum Berlin; Berlin; Germany
7. National Taiwan University Hospital; Taipei; Taiwan
8. Novartis Pharmaceuticals Corporation; East Hanover; New Jersey; USA
9. Novartis Pharma AG; Basel; Switzerland
10. Dipartimento Cardiovascolare; Bologna; Italy