Laboratory proficiency in blood banking: the variability of blood bank reagents for blood typing.
D001771:Blood Banks / Q000592:standards*; D001789:Blood Group Antigens; D004912:Erythrocytes / Q000276:immunology; D006801:Humans; D007106:Immune Sera / Q000592:standards*; D014481:United States
D001789:Blood Group Antigens; D007106:Immune Sera