1. Department of Cardiology, Rovigo General Hospital, via Tre Martiri, Rovigo, Italy
2. Department of Cardiology, University of Verona, Verona, Italy
3. Department of Cardiology, Rovereto General Hospital, Rovereto, Italy
4. Department of Molecular Medicine, University of Padua, Padova, Italy
5. Boston Scientific, Milan, Italy
6. Department of Medicine, University of Rochester School of Medicine and Dentistry, Rochester, NY, USA