Affiliation: | a Department of Paediatric Oncology, Ondokuz Mayis University, Medical Faculty, Samsun, Turkeyb Department of Orthopaedics and Traumatology, Ondokuz Mayis University, Medical Faculty, Samsun, Turkeyc Department of Paediatric Haematology, Ondokuz Mayis University, Medical Faculty, Samsun, Turkeyd Department of Radiology, Ondokuz Mayis University, Medical Faculty, Samsun, Turkey |