1. Biomedicine SA, Athens, Greece
2. Banco de Sangre y Tejidos de Aragon, Zaragoza, Spain
3. Freeman Hospital, Newcastle, United Kingdom
4. University of Malaya Medical Center, Kuala Lumpur, Malaysia
5. Blood and Transplantation Center, Porto, Portugal
6. Regional Hospital, Gävle, Sweden
7. Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy