[1] Univ Basel Hosp, CH-4031 Basel, Switzerland
[2] Nagoya First Hosp, Japanese Red Cross, Nagoya, Aichi, Japan
[3] Hosp Clin Barcelona, Barcelona, Spain
[4] Med Univ, BMT Unit, Vienna, Austria
[5] Asklepios Klin St Georg, Hamburg, Germany
[6] Univ Basel Hosp, EBMT Act Survey Off, Basel, Switzerland
[7] Univ Hosp, Leipzig, Germany
[8] Hammersmith Hosp, London, ON, Canada