1. InterGenetics – Diagnostic Genetic CenterAthens, Greece
2. MRC-HollandAmsterdam, The Netherlands
3. Department of Paediatric Haematology-Oncology‘Aghia Sophia’ Children's Hospital, Athens, Greece
4. Pathophysiology DepartmentSchool of Medicine, University of Athens, Athens, Greece
5. 1st Pathology ClinicUniversity of Athens, Laiko Hospital, Athens, Greece
6. ‘IASO General’ Hospital Athens, Greece
7. Haematology Research LaboratoryBiomedical Research Foundation, Academy of Athens, Athens, Greece