1. Division of Pediatric Hematology‐Oncology First Department of Pediatrics "Aghia Sophia" Children's Hospital, Full Member of ERN GENTURIS and ERN EUROBLOODNET National and Kapodistrian University of Athens Athens Greece
2. Department of Internal Medicine University of Patras Medical School Patras Greece
3. Department of CT and MRI "Aghia Sophia" Children's Hospital Athens Greece
4. Pediatric Neurology Unit First Department of Pediatrics "Aghia Sophia" Children's Hospital National and Kapodistrian University of Athens Athens Greece