1. Department of Cardiology, Van Training and Research Hospital, Van, Turkey

2. Department of Cardiology, Private 7 Mart Hospital, Kadirli/Osmaniye, Turkey

3. Department of Cardiology, Tepecik Training and Research Hospital, Izmir, Turkey

4. Department of Cardiology, Izmir Ataturk Training and Research Hospital, Izmir, Turkey

5. Department of Cardiology, Faculty of Medicine, Dokuz Eylul University, Izmir, Turkey