1. Cardiology, Department of Experimental and Applied Medicine; University of Brescia; Brescia Italy
2. Division of Cardiology; University of California; San Francisco CA USA
3. Duke Clinical Research Institute; Durham NC USA
4. University of California, San Diego Medical Center; San Diego CA USA
5. Athens University Hospital; Athens Greece
6. Department of Heart Diseases; Medical University, Clinical Military Hospital; Wrocław Poland
7. Corthera, Inc. (part of Novartis Pharmaceutical Corp.); San Carlos CA USA
8. University Medical Center Groningen; Groningen Netherlands
9. Momentum Research Inc.; Durham NC USA