1. International Network of Hematology London UK
2. Department of Clinical Sciences and Community University of Milan Milan Italy
3. Department of Pediatrics & Thalassemia Center, Faculty of Medicine Siriraj Hospital, Mahidol University Bangkok Thailand
4. First Department of Pediatrics National and Kapodistrian University of Athens Athens Greece
5. Department of Pediatrics, Division of Hematology Raymond G. Perelman Center for Cellular and Molecular Therapeutics; Abramson Research Center at The Children's Hospital of Philadelphia (CHOP); Cell and Molecular Biology Affinity Group (CAMB), Perelman School of Medicine, University of Pennsylvania Philadelphia Pennsylvania USA
6. Department of Internal Medicine American University of Beirut Medical Center Beirut Lebanon