Musallam KM, Vitrano A, Meloni A, Addario Pollina S, Di Marco V, Hussain Ansari S, Filosa A, Ricchi P, Ceci A, Daar S, Vlachaki E, Singer ST, Naserullah ZA, Pepe A, Scondotto S, Dardanoni G, Karimi M, El-Beshlawy A, Hajipour M, Bonifazi F, Vichinsky E, Taher AT, Sankaran VG, Maggio A, International Working Group on Thalassemia (IWG-THAL)