“…Many countries, e.g. France, Germany, Italy, Switzerland, USA, achieved similar results using the strategy for selection of fresh frozen plasma donors, namely the deferral of previously transfused patients and multiparous women or women with leukocyte antibodies [32]. There are experts who fear that in some countries this strategy might cause a significant reduction in the number of donations (from 5% to 30%) [3,14,25,36].…”