1. Ankara University, Institute of Nuclear Sciences, 06100 Ankara, Turkey
2. Ankara University, Faculty of Medicine, Department of Radiology, 06100 Ankara, Turkey
3. TOBB University of Economics and Technology Hospital, Department of Cardiology, 06510 Ankara, Turkey
4. TOBB University of Economics and Technology Hospital, Department of Radiology, 06510 Ankara, Turkey
5. Ankara University, Faculty of Engineering, Department of Physics Engineering, 06100 Ankara, Turkey