[1] Univ Minnesota, Sch Med, Lab Med & Pathol, Minneapolis, MN 55455 USA
[2] Amer Red Cross North Cent Reg, Midamer Blood Serv Div, St Paul, MN USA
[3] Hennepin Cty Med Ctr, Innovat Blood Resources, Minneapolis, MN 55415 USA
[4] Childrens Hosp & Clin Minnesota, Minneapolis, MN 55415 USA
[5] Emory Univ, Sch Med, Pathol & Lab Med, Atlanta, GA USA
[6] Johns Hopkins Univ, Sch Med, Blood Bank, Baltimore, MD USA