1. Department of Cardiology Nişantaşı University & Hisar Intercontinental Hospital Istanbul Turkey
2. Department of Biostatistics Ataturk University, Medical School Erzurum Turkey
3. Department of Cardiology Hacettepe University, Medical School Ankara Turkey
4. Department of Cardiology Ankara City Hospital Ankara Turkey
5. Republic of Turkey Ministry of Health Ankara Turkey
6. Department of Cardiology University of Health Sciences, Ankara City Hospital Ankara Turkey
7. Department of Cardiology University of Health Sciences, Kartal Kosuyolu Training and Research Hospital Istanbul Turkey