1 Croatian Institute of Transfusion Medicine, Petrova 3, 10000 Zagreb, Croatia; Josip Juraj Strossmayer University of Osijek - Faculty of Medicine in Osijek, Josipa Huttlera 4, 31000 Osijek, Croatia. Electronic address: tomislav.vuk@hztm.hr.
2 Croatian Institute of Transfusion Medicine, Petrova 3, 10000 Zagreb, Croatia. Electronic address: julijana.ljubicic@hztm.hr.
3 Croatian Institute of Transfusion Medicine, Petrova 3, 10000 Zagreb, Croatia. Electronic address: jadranka.gulan-harcet@hztm.hr.
4 Croatian Institute of Transfusion Medicine, Petrova 3, 10000 Zagreb, Croatia. Electronic address: tihomir.ocic@hztm.hr.
5 Croatian Institute of Transfusion Medicine, Petrova 3, 10000 Zagreb, Croatia; Josip Juraj Strossmayer University of Osijek - Faculty of Medicine in Osijek, Josipa Huttlera 4, 31000 Osijek, Croatia. Electronic address: irena.jukic@hztm.hr.