[1] Department of Medicine,
[2] Division of Hematology/Oncology,undefined
[3] Virchow Clinic of Humboldt University,undefined
[4] Augustenburger Platz 1,undefined
[5] D-13353 Berlin,undefined
[6] Germany,undefined
[7] Bone Marrow Transplantation Program,undefined
[8] Stanford University Medical Center,undefined
[9] Stanford,undefined
[10] CA,undefined
[11] USA,undefined