1. Department of Medical and Surgical Sciences, University of Foggia , viale Pinto 1, Foggia 71122 , Italy
2. Interventional, Cardiology, Cardiovascular Institute, Hospital Clínico Universitario San Carlos , Madrid , Spain
3. Faculty of Biomedical and Health Sciences, Universidad Europea de Madrid , Villaviciosa de Odón , Spain
4. University Heart Center Lübeck, Medical Clinic II (Cardiology/Angiology/Intensive Care Medicine) and German Center for Cardiovascular Research (DZHK), partner site Hamburg/Kiel/Lübeck , Lübeck , Germany
5. Institute of Cardiology, Madre Giuseppina Vannini Hospital , Rome , Italy
6. Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University , Rome , Italy