[1] Sanquin Blood Bank NorthWest Reg, Amsterdam, Netherlands
[2] Med Univ Vienna, Dept Blood Grp Serol & Transfus Med, Vienna, Austria
[3] Hosp Pediat SAMIC Prof Dr JP Garrahan, Blood Donor Ctr, RA-1245 Buenos Aires, DF, Argentina
[4] Red Cross Transfus Serv Upper Austria, A-4017 Linz, Austria
[5] Belgian Red Cross, Serv Sang, B-5020 Suarlee, Belgium
[6] Canadian Blood Serv, Ottawa, ON K1G 4J5, Canada
[7] Hema Quebec, Quebec City, PQ, Canada
[8] Croatian Inst Transfus Med, HR-10000 Zagreb, Croatia
[9] Odense Univ Hosp, South Danish Transfus Serv, Dept Clin Immunol, DK-5000 Odense C, Denmark
[10] Odense Univ Hosp, Tissue Ctr, DK-5000 Odense C, Denmark
[11] EFS Bourgogne Franche Comte, F-25020 Besancon, France
[12] Etab Francais Sang EFS Alsace, F-67450 Strasbourg, France
[13] Ruhr Univ Bochum, Univ Klin, Herz & Diabet Zentrum Nordrhein Westfalen, Inst Labs & Transfus Med, D-32545 Bad Oeynhausen, Germany
[14] German Red Cross, Inst Transfus Med & Immunohematol, D-60528 Frankfurt, Germany
[15] Alessandro Manzoni Hosp, Azienda Osped Prov Lecco, Dept Transfus Med & Haematol, I-23900 Lecce, Italy
[16] Japanese Red Cross Cent Blood Inst, Tokyo, Japan
[17] Sanquin Res, Dept Blood Cell Res, Amsterdam, Netherlands
[18] Sanquin Blood Bank, Dept Prod & Proc Dev, Amsterdam, Netherlands
[19] Sanquin Res, Ctr Clin Transfus Res, Leiden, Netherlands
[20] Haga Hosp, Dept Hematol, The Hague, Netherlands
[21] Ctr Hemoterapia Castilla & Leon, Valladolid 47007, Spain
[22] Lund Univ, Dept Clin Immunol & Transfus Med, S-22185 Lund, Sweden
[23] Reg Labs Reg, S-22185 Lund, Sweden
[24] Natl Hlth Serv Blood & Transplant, London NW9 5BG, England
[25] Natl Hlth Serv Blood & Transplant, Leeds LS15 7TW, W Yorkshire, England
[26] Case Western Reserve Univ, Dept Transfus Med, Cleveland, OH 44106 USA
[27] Louis Stokes Vet Adm Med Ctr, Dept Pathol, Cleveland, OH USA
[28] Dept Pathol & Lab Med, Cleveland, OH 44106 USA
[29] Case Western Reserve Univ, Dept Pathol, Cleveland, OH 44106 USA
[30] Univ Hosp Case Med Ctr, Cleveland, OH 44106 USA