1. European Centre for Disease Prevention and Control (ECDC); Stockholm Sweden
2. NHS Blood and Transplant; London UK
3. Hellenic Coordinating Haemovigilance Centre; Athens Greece
4. National School of Public Health; Athens Greece
5. Paul Ehrlich Institute; Langen Germany
6. Specialists in Tropical Medicine
7. Sanquin Blood Supply Foundations; Amsterdam Netherlands
8. Etablissement Français du Sang; La Plaine Saint Denis Cedex France
9. National Blood Centre; National Institute of Health; Rome Italy