1 Chair of Cardiology, Director of Specialty School in Cardiovascular Diseases, Department of Clinical and Molecular Medicine, Faculty of Medicine and Psychology, University of Rome Sapienza, Dean of Faculty of Medicine and Psychology, University of Rome Sapienza, Head of the Division of Cardiology and of Cardiovascular and Respiratory Science Department Sant'Andrea Hospital, Via di Grottarossa, 1035-39; Rome, Italy.
2 Cardiology Department, Azienda Ospedaliera Sant'Andrea, via di Grottarossa 1035, Rome, Italy.