6 University Hospital "Azienda Ospedaliero-Universitaria delle Marche", Ancona, Italy.
7 Centro Cardiologico Monzino IRCCS, Milan, Italy.
8 Santa Maria Incoronata Dell'Olmo Hospital, Cava de' Tirreni, Italy.
9 Centro Cardiologico Monzino IRCCS, Milan, Italy; University of Rome Tor Vergata, Rome, Italy. Electronic address: marco.schiavone11@gmail.com.
10 Marche Polytechnic University, Ancona, Italy; University Hospital "Azienda Ospedaliero-Universitaria delle Marche", Ancona, Italy.
11 Marche Polytechnic University, Ancona, Italy; St. David's Medical Center, Texas Cardiac Arrhythmia Institute, Austin, Texas, USA; University of Rome Tor Vergata, Rome, Italy.