[1] CTR FRACTIONNEMENT SANGUIN ARMAND FRAPPIEL, LAVAL, QUEBEC, CANADA
[2] NETHERLANDS RED CROSS, BLOOD TRANSFUS SERV, CENT LAB, AMSTERDAM, NETHERLANDS
[3] ST JUSTINE HOSP CHILDREN, MONTREAL H3T 1C5, QUEBEC, CANADA
[4] UNIV QUEBEC, INST ARMAND FRAPPIER, IMMUNOL RES CTR, LAVAL H7N 4Z3, QUEBEC, CANADA