1. Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico; UO Oncoematologia; UOS Fisiopatologia delle Anemie; Milan Italy
2. Institute for Clinical Transfusion Medicine and Immunogenetics; German Red Cross Blood Service Baden-Wuerttemberg - Hessen and Institute for Transfusion Medicine; University of Ulm; Ulm Germany
3. Institute for Human Genetics; University Ulm; Ulm Germany
4. Klinik für Pädiatrische Hämatologie und Onkologie; Universität Hamburg; Hamburg Germany
5. University Medical Centre Utrecht; Utrecht The Netherlands
6. Laboratory of Red Blood Cell Diagnostics; Department of Blood Cell Research; Sanquin Blood Supply Foundation; Amsterdam The Netherlands
7. Department Internal Medicine III; University Hospital Ulm; Ulm Germany