1. Kartal Kosuyolu Heart and Research Hospital, Istanbul, Turkey
2. Firat University, Department of Cardiology, Elazig, Turkey
3. Cumhuriyet University, Department of Cardiology, Sivas, Turkey
4. Marmara University, Department of Cardiology, Istanbul, Turkey
5. Mersın University, Department of Cardiology, Mersin, Turkey
6. Dokuz Eylül University, Department of Cardiology, Izmir, Turkey