2001j-307 2004i-479 adverseeffects analysis bacterialinfections bacteriology blood bloodbanks bloodcells blooddonors bloodgroupantigens bloodgroups bloodtransfusion communicablediseases complications control hematologicdiseases immunohematology immunologicalaspects immunology prevention programmedinstruction protozoaninfections socialaspects specimenhandling standards transfusion transfusionmedicine transmission wb356b1312003 wb356t6191971 wc100t114i1982 wh140i331993