Departments of Pathology, Dr. Behçet Uz Children's Hospital, Izmir
2.Dr. Behçet Uz Children's Hospital, Departments of PediatricSurgery and Pathology, İzmir
3.Celal Bayar University, Faculty of Medicine, Department of Paediatric Surgery and Pathology, İzmir
4.Department of Radiation Oncology, Dr. Behçet Uz Children's Hospital, Izmir
5.Department of Haematology, Dr. Behçet Uz Children's Hospital, Izmir