1. Thalassemia Center, Burjeel Medical City, Abu Dhabi, United Arab Emirates
2. Division of Hematology and Oncology, Department of Pediatrics, Weill Cornell Medicine, New York, NY, USA
3. Department of Clinical Sciences and Community, University of Milan, Ca’ Granda Foundation IRCCS Maggiore Policlinico Hospital, Milan, Italy
4. First Department of Pediatrics, National and Kapodistrian University of Athens, Athens, Greece
5. Division of Hematology, University of Toronto, Toronto, ON, Canada
6. Department of Internal Medicine, American University of Beirut Medical Center, P.O. Box 11-0236, Beirut, 11072020 – Lebanon