1. Van Regional Education And Research Hospital, Division Of Pediatrics, Van, Turkey

2. Fatih University, Faculty Of Medicine, Department Of Pediatric Endocrinology, Ankara, Turkey

3. Kanuni Sultan Su¨Leyman Education And Research Hospital, Division Of Pediatrics, İstanbul, Turkey

4. Kanuni Sultan Su¨Leyman Education And Research Hospital, Division Of Pediatric Hematology And Oncology, İstanbul, Turkey

5. Üsku¨Dar University, Faculty Of Engineering And Natural Sciences, Department Of Molecular Biology And Genetics, İstanbul, Turkey

6. Dr. Sadi Konuk Education And Research Hospital, Division Of Pediatric Cardiology, İstanbul, Turkey

7. Dr. Sadi Konuk Education And Research Hospital, Division Of Pediatric Endocrinology, İstanbul/Turkey