1. Department of Cardiology, Necmettin Erbakan University; Meram Faculty of Medicine; Konya Turkey
2. Department of Cardiology; Haseki Training and Research Hospital; Istanbul Turkey
3. Department of Cardiology; Kartal Kosuyolu Heart Training and Research Hospital; Istanbul Turkey
4. Department of Cardiology; Mehmet Akif Ersoy Thorax and Cardiovascular Surgery Education and Research Hospital; Istanbul Turkey
5. Department of Cardiology; Istanbul Training and Research Hospital; Turkey
6. Department of Cardiology; Sezar Hospital; Adana Turkey