1. Department of Pediatric Oncology, Kocaeli University, Kocaeli, Turkey
2. Department of Pediatric Cardiology, Faculty of Medicine, Kocaeli University, Izmit, Turkey
3. Department of Radiology, School of Medicine, Kocaeli University, Kocaeli, Turkey
4. Department of Nuclear Medicine, Kocaeli University, Kocaeli, Turkey
5. Department of Pediatric Cardiology, Dr. Siyami Ersek hospital, Istanbul, Turkey