Institution: | (1) Karolinska Institute at NOVUM, Center for BioTechnology, Huddinge, Sweden and Department of Clinical Immunology Huddinge Hospital, S-14157, S-14158 Huddinge, Sweden;(2) Finnish Red Cross, Blood Transfusion Service, SF-00310 Helsinki, Finland;(3) Department of Clinical Immunology, University of Rome La Sapienza, I-00185 Rome, Italy;(4) Research Institute of Molecular Pathology (I. M. P.), A-1030 Vienna, Austria |