1. Department of Cardiology; Faculty of Medicine; Gaziosmanpasa University; Tokat Turkey
2. Department of Cardiology; Faculty of Medicine; Adiyaman University; Adiyaman Turkey
3. Department of Cardiovascular Surgery; Faculty of Medicine; Gaziosmanpasa University; Tokat Turkey
4. Department of Cardiology; Faculty of Medicine; Adnan Menderes University; Aydin Turkey