1. Division of Cardiology, A. Cardarelli Hospital, Naples, Italy
2. Division of Cardiology, Scientific Institute for Research, Hospitalization and Healthcare Policlinico San Donato, San Donato Milanese, Milan, Italy
3. Department of Imaging, Scientific Institute for Research, Hospitalization and Healthcare SDN, Naples, Italy
4. Department of Advanced Biomedical Sciences, Federico II University of Naples, Naples, Italy
5. Department of Thoracic and Cardiovascular Surgery, West German Heart and Vascular Center, University of Duisburg-Essen, University Hospital Essen, Essen, Germany
6. Institute for Medical Informatics, Biometry and Epidemiology (IMIBE), University of Duisburg-Essen, University Hospital Essen, Essen, Germany