1 Thalassemia Unit, Division Pediatric Hematology-Oncology, First Department of Pediatrics, National Kapodistrian University of Athens, "Aghia Sophia" Children Hospital, Athens, Greece.
2 Laboratory of Medical Genetics, National Kapodistrian University of Athens, Athens., Athens, Greece.
3 Research Institute For The Study of Genetic and Malignant Disorders in Childhood, "Aghia Sophia" Children Hospital, Athens, Greece.
4 First Department of Pediatrics, National Kapodistian University of Athens, "Aghia Sophia" Children Hospital, Athens, Greece.