1. Cardiology Unit and EchoLab of Emergency Department, ‘Madonna del Soccorso’ Hospital, 3-7, Via Manara, San Benedetto del Tronto, Italy
2. School of Medicine, ‘Politecnica delle Marche’ University, Ancona, Italy
3. Clinica Reumatologica, “C. Urbani” Hospital, Università Politecnica delle Marche, Jesi, Ancona, Italy