1. Division of Pediatric Hematology/Oncology, Department of Pediatrics, Erzurum Regional Training and Research Hospital, Erzurum, Turkey
2. Department of Pediatrics, Konya Training and Research Hospital, Konya, Turkey
3. Department of Pediatrics, Meram Medical Faculty, Necmettin Erbakan University, Konya, Turkey.
4. Division of Pediatric Cardiology, Department of Pediatrics, Selçuk University Medical School, Konya, Turkey
5. Division of Pediatric Rheumatology, Department of Pediatrics, Selçuk University Medical School, Konya, Turkey