[1] CTR REG TRANSFUS SANGUINE, F-35000 RENNES, FRANCE
[2] REG TRANSFUS CTR, MANCHESTER M1 3BP, ENGLAND
[3] AMER RED CROSS, MISSOURI ILLINOIS REG BLOOD SERV, ST LOUIS, MO 63108 USA
[4] UNIV CALIF LOS ANGELES, HARBOR GEN HOSP, TORRANCE, CA 90509 USA
[5] UNIV MICHIGAN, CLIN LABS, ANN ARBOR, MI 48109 USA
[6] UNIV MICHIGAN, BLOOD BANK, ANN ARBOR, MI 48109 USA
[7] MICHIGAN STATE UNIV, COLL HUMAN MED, E LANSING, MI 48824 USA
[8] WALTER REED ARMY MED CTR, DEPT PATHOL, WASHINGTON, DC 20012 USA