1 Cardiology and Arrhythmology Clinic, Department of Biomedical Sciences and Public Health, Marche Polytechnic University, University Hospital Ospedali Riuniti.
2 Clinical Medicine, Clinical and Molecular Sciences Department, Marche Polytechnic University, University Hospital Ospedali Riuniti.
3 Clinical Medicine, Clinical and Molecular Sciences Department, Marche Polytechnic University, University Hospital Ospedali Riuniti, Ancona, Italy. m.g.danieli@univpm.it.