1. Department of Biomedical and Surgical Sciences; Section of Cardiology, University of Verona; Piazzale Stefani 1-Verona Italy
2. ANMCO Research Center; Florence Italy
3. Department of Cardiovascular Research; Istituto di Ricerche Farmacologiche “Mario Negri”; Milan Italy
4. 3rd Department of Internal Medicine; Szt. Janos Korhaz es Rendelointezet; Budapest Hungary
5. Department of Cardiology; Hospital General Universitari Vall D'Hebron; Barcelona Spain
6. Division of Cardiology; University of Minneapolis; Minneapolis USA