[1] Univ Cattolica Sacro Cuore, Dept Cardiovasc Med, Rome, Italy
[2] Univ Cattolica Sacro Cuore, Campobasso, Italy
[3] Casa Sollievo Sofferenza Hosp, San Giovanni Rotondo, Italy
[4] Gen Hosp Rovigo, Rovigo, Italy
[5] AOU S Giovanni & Ruggi, Salerno, Italy
[6] Clin Mediterranea, Naples, Italy
[7] Santa Maria Nuova Hosp, Reggio Emilia, Italy
[8] Santa Croce E Carle Hosp, Cuneo, Italy
[9] Hosp S Maria Scotte, Siena, Italy
[10] Padre A Micone Hosp ASL3, Genoa, Italy
[11] Osped Riuniti Pesaro, Pesaro, Italy
[12] Maggiore Hosp, Bologna, Italy
[13] Morgagni Pierantoni Hosp, Forli, Italy
[14] Boston Sci Italia, Milan, Italy
[15] Univ Hosp Policlin S Orsola Malpighi, Bologna, Italy