1. Department of Cardiology, Hacettepe University Faculty of Medicine , Ankara , Turkey
2. Department of Cardiology, University of Miami Miller School of Medicine , 1150 NW 14th StreetSuite 100, Miami , USA
3. Department of Pharmacological and Biomolecular Sciences, University of Milan , Balzaretti, 9, Milan , Italy
4. IRCCS Multimedia , Milano , Italy