[1] MED COLL WISCONSIN, INT BONE MARROW TRANSPLANT REGISTRY, POB 26509, MILWAUKEE, WI 53226 USA
[2] CLEVELAND CLIN EDUC FDN, CLEVELAND, OH 44106 USA
[3] WESTMINSTER HOSP, LONDON SW1P 2AP, ENGLAND
[4] CITY HOPE NATL MED CTR, DUARTE, CA 91010 USA
[5] HOP ST LOUIS, F-75475 PARIS 10, FRANCE
[6] OSPED SAN MARTINO, GENOA, ITALY
[7] CTR ADULT DIS, OSAKA 537, JAPAN
[8] ROYAL FREE HOSP, LONDON, ENGLAND
[9] UNIV MINNESOTA, MINNEAPOLIS, MN 55455 USA
[10] HUDDINGE HOSP, S-14186 HUDDINGE, SWEDEN
[11] KANTONSSPITAL, BASEL, SWITZERLAND
[12] STATE UNIV LEIDEN, 2312 AV LEIDEN, NETHERLANDS
[13] UNIV CALIF LOS ANGELES, LOS ANGELES, CA 90024 USA