[1] Univ Ferrara, Dept Cardiol, I-44100 Ferrara, Italy
[2] IRCCS, Salvatore Maugeri Fdn, Cardiovasc Res Ctr, Gussago, BS, Italy
[3] Policlin S Marco, Zingonia, BG, Italy
[4] San Giovanni Bosco Hosp, Cardiovasc Intervent Lab, Turin, Italy
[5] Virga Jesseziekenhuis, Hasselt, Belgium
[6] Cecilia Hosp, Dept Med & Surg Cardiol, Cotignola, RA, Italy
[7] Univ Florida, Coll Med, Div Cardiol, Jacksonville, FL USA
[8] St Paul Univ Hosp, Dept Cardiol, Intervent Cardiol Unit, Barcelona, Spain
[9] Univ Hosp Caen, Dept Cardiol, Normandy, France
[10] Policlin San Matteo, Fdn IRCCS, Ist Ricovero & Cura Carattere Sci, I-27100 Pavia, Italy
[11] Azienda Osped S Giovanni Battista, Unit Cardiol, Turin, Italy
[12] Univ Brescia, Med Stat Unit, Brescia, Italy
[13] Lagosanto Hosp, Lagosanto, Italy