1. Department of Pediatrics, Division of Pediatric Oncology, Ege University School of Medicine, Izmir, Turkey;
2. Department of Pathology, Ege University School of Medicine, Izmir, Turkey;
3. Department of Radiodiagnostics, Ege University School of Medicine, Izmir, Turkey;
4. Department of Nuclear Medicine, Ege University School of Medicine, Izmir, Turkey;
5. Urology Unit, Kent Hospital, Izmir, Turkey;
6. Department of Pediatric Surgery, Ege University School of Medicine, Izmir, Turkey