1. Italian Society for the Study of Thalassemia and Haemoglobinopathies, Rome, Italy;
2. Italian Association for the Study of the Liver, Rome, Italy;
3. Sezione di Gastroenetrologia ed Epatologia, Dipartimento Biomedico di Medicina Interna e Specialistica, University of Palermo, Palermo, Italy;
4. UOC Ematologia-Emoglobinopatie, ARNAS Civico, Di Cristina, Benfratelli, Palermo, Italy;
5. Unità Operativa di Ematologia e Centro Trapianti, Ospedale Oncologico di Riferimento Regionale Armando Businco, Cagliari, Italy;
6. Department of Clinical and Experimental Medicine-Pediatrics, University of Ferrara, Ferrara, Italy;
7. Centre for Haematology, Barts and The London School of Medicine and Dentistry, Department of Haematology, Royal London Hospital, London, United Kingdom;
8. Division of Gastroenterology, Children's Hospital & Research Center, Oakland, CA;
9. First Department of Pediatrics, University of Athens, Medical School, Aghia Sophia Children's Hospital, Thivon and Levadias, Athens, Greece;
10. UOC Ematologia-Talassemia, AORN A. Cardarelli, Napoli, Italy;
11. UOS Talassemia Pediatrica, AORN A. Cardarelli, Napoli, Italy;
12. Hebrew University Hadassah Medical Organization, Jerusalem, Israel;
13. Department of Reproduction and Growth, Pediatric and Adolescent Unit, S. Anna Hospital, Ferrara, Italy;
14. Day Hospital Talassemia, Ospedale S. Eugenio, Roma, Italy;
15. Service de Pediatrie Generale, Hopital Necker, Paris, France;
16. Queen Mary's University of London, Barts and The London School of Medicine, The Liver Unit, London, United Kingdom;
17. Service d'Hépatogastroenterologie, Hopital Tenon, Paris, France;
18. UOC Ematologia con Talassemia, AO Riuniti Villa Sofia-V. Cervello, Palermo, Italy;
19. Foundation Leonardo Giambrone, Naples, Italy;
20. Policlinico, Mangiagalli, Regina Elena Foundation IRCCS, University of Milan, Milan, Italy;
21. Fondazione IRCCS Ca Granda Policlinico, Università di Milano, Milan, Italy;
22. Children's Hospital of New York, NY;
23. Department of Transfusion Medicine and Hematology, Ospedale Alessandro Manzoni, Lecco, Italy and Center of Transfusion Medicine, Cellular Therapy and Cryobiology, IRCCS Foundation Ca' Granda, Ospedale Maggiore Policlinico, Milan, Italy; and
24. Division of Internal Medicine and Center for Hemochromatosis, University Hospital of Modena, Modena, Italy