1. Arrhythmia and Electrophysiology Unit, Department of Cardiology, Faculty of MedicineHacettepe University Ankara Turkey
2. Cardiology ClinicsAfyonkarahisar Dinar State Hospital Afyonkarahisar Turkey
3. Department of CardiologySelcuk University Konya Turkey
4. Department of Basic Medical SciencesAdnan Menderes University Aydin Turkey
5. Department of Cardiology, Cardiovascular Research Institute Maastricht (CARIM)Maastricht University Medical Center Maastricht the Netherlands