1. Department of Clinical Immunology and Transfusion Medicine; Office for Medical Services; Lund Sweden
2. Department of Clinical Immunology; Laboratory of Blood Genetics; Copenhagen University Hospital; Copenhagen Denmark
3. University of Campinas/Hemocentro; Campinas Brazil
4. Jiangsu Province Blood Center; Nanjing Jiangsu China
5. Bristol Institute for Transfusion Sciences; NHS Blood and Transplant; Bristol UK
6. Blood Center of Wisconsin; Milwaukee WI USA
7. Department of Transfusion Medicine; NIH Clinical Center; National Institutes of Health; Bethesda MD USA
8. Blutspende Zurich; Zurich Switzerland
9. Sanquin Blood Supply Foundation; Amsterdam The Netherlands
10. Australian Red Cross Blood Services; Brisbane QLD Australia
11. Institute of Clinical Blood Transfusion Guangzhou Blood Center; Guangzhou China
12. American Red Cross Blood Services; Philadelphia PA USA
13. New York Blood Center; New York NY USA
14. Banc de Sang i Teixits; Barcelona Spain
15. Department of Laboratory Medicine; Division of Hematology and Transfusion Medicine; Lund University; Lund Sweden
16. Laboratoire d'Excellence GR-Ex; Institut National de la Transfusion Sanguine; Département Centre National de Référence pour les Groupes Sanguin; UMR_S1134 Inserm; Université Paris Diderot; Paris France
17. Sanquin Research at CLB; Amsterdam The Netherlands
18. Osaka Red Cross Blood Center; Osaka Japan
19. International Blood Group Reference Laboratory; NHS Blood and Transplant; Bristol UK
20. Red Cross Blood Service NSTOB; Springe Germany
21. German Red Cross Blood Service; Bade-WurttembergHessen; Ulm Germany
22. Blood Bank; Hospital Sirio-Libanes; São Paulo Brazil
23. Rabin Medical Center; Petach Tiqva Israel