1. Department of Pathology University of Pittsburgh Pittsburgh PA USA
2. Vitalant Pittsburgh PA USA
3. New York Blood Center New York NY USA
4. Department of Immunology and Transfusion Medicine Haukeland University Hospital Bergen Norway
5. Department Product and Process Development Sanquin Blood Bank Amsterdam The Netherlands
6. Irish Blood Transfusion Service Dublin Ireland
7. Canadian Blood Services Ottawa ON Canada
8. New Zealand Blood Service Auckland New Zealand
9. Etablissement Français du Sang Saint‐Denis France
10. Fundação Pró‐Sangue Hemocentro de São Paulo São Paulo Brazil
11. Welsh Blood Service Cardiff UK
12. Australian Red Cross Blood Service Melbourne VIC Australia
13. Magen David Adom National Blood Services Ramat Gan Israel
14. Japanese Red Cross Tokyo Japan
15. South African National Blood Service Port Elizabeth South Africa