1. Oncoematologia e Officina Farmaceutica, Bambino Gesù Children's Hospital IRCCS Rome Italy
2. Dipartimento della Donna, del Bambino e di Chirurgia Generale e Specialistica Università, degli Studi della Campania "Luigi Vanvitelli" Naples Italy
3. Center for Microcythemia, Congenital Anemia, and Iron Dysmetabolism, Galliera Hospital Genoa Italy
4. B‐Cell Laboratory, Immunology Research Area, Bambino Gesù Children's Hospital IRCCS Rome Italy
5. ForAnemia Foundation Genoa Italy
6. Day Hospital della Talassemia e delle Emoglobinopatie, Dipartimento di Medicina Azienda Ospedaliero‐Universitaria S. Anna Cona Italy
7. SC Microcitemie e anemie rare, Ospedale Pediatrico Microcitemico "A. Cao" Cagliari Italy
8. Laboratory of Virology IRCCS, INMI L. Spallanzani, IRCCS Rome Italy
9. Campus of Hematology Franco and Piera Cutino, AOOR Villa Sofia‐V. Cervello Palermo Italy
10. Department of Medicine University of Verona & AOUI Verona Verona Italy
11. Catholic University of the Sacred Heart Rome Italy