2 Department of Epidemiology and Biostatistics, School of Public Health, Imperial College London, London.
3 Center for Research on Rare Blood Disorders (CR-RBD), Burjeel Medical City, Abu Dhabi, United Arab Emirates; Department of Public Health and Epidemiology, Khalifa University, Abu Dhabi, United Arab Emirates; Division of Hematology/Oncology, Department of Pediatrics, Weill Cornell Medicine, New York, NY.
4 SC Centro delle Microcitemie e Anemie Rare, ASL Cagliari, Cagliari.
5 Department of Women, Child and General and Specialized Surgery, University Luigi Vanvitelli, Naples.
6 Centro Malattie Rare Internistiche, Medicina Generale, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan.
7 Campus of Haematology Franco and Piera Cutino, UOC Ematologia per le Malattie Rare Del Sangue e degli Organi Ematopoietici, AOOR Villa Sofia-V. Cervello, Palermo.
8 SSD Day Hospital of Thalassemia and Hemoglobinopathies, Department of Specialized Medicine, Azienda Ospedaliero Universitaria S. Anna, Ferrara.
9 Thalassemia Unit, ARNAS Garibaldi, Catania.
10 Universita di Cagliari, SC Centro delle Microcitemie e Anemie Rare, ASL Cagliari, Cagliari.
11 Centro della Microcitemia A. Quarta, Hematology Unit, A. Perrino Hospital, Brindisi.
12 Department of Clinical and Biological Sciences, University of Turin, Turin.
13 Hematology and Cellular Therapy, IRCCS Ospedale Policlinico San Martino, Genova.
14 UOSD di Talassemia ed Emoglobinopatie, Azienda Ospedaliero Universitaria Policlinico San Marco, Catania.
15 Centro della Microcitemia e Anemie Congenite e del Dismetabolismo del Ferro, Ospedale Galliera, Genoa.
16 Pediatric Hematology/Oncology Unit, Universita di Catania, Catania.
17 Fondazione IRCCS Policlinico San Matteo, Pavia.
18 Department of Engineering for Innovative Medicine, University of Verona, Verona, Italy; Azienda Ospedaliera Universitaria Integrata, Verona.
19 For Anemia Foundation ETS, Genoa, Italy; Hematology Unit, IRCCS Giannina Gaslini, Genoa. gianlucaforni14@gmail.com.