[1] Leukemia and Stem Cell Transplantation Unit,Department of Hematology
[2] University Hospitals Leuven,Department of Medicine
[3] Campus Gasthuisberg,Oncology and Hematology Department
[4] Infectious Diseases Service,Division of Infectious Diseases and Hospital Epidemiology
[5] Centre Hospitalier Universitaire Vaudois and University of Lausanne,Hematology Department
[6] Hopitaux Universitaires de Strasbourg,Department of Internal Medicine II
[7] Klinik I für Innere Medizin,Division of Hygiene and Medical Microbiology
[8] Uniklinik Köln and ZKS Köln (BMBF 01KN0706),Hematology Department
[9] University Hospital,Hematology Department
[10] CHR Verviers,undefined
[11] Pole Microbiologie et Maladies Infectieuses,undefined
[12] Institut Gustave Roussy,undefined
[13] University of Würzburg Medical Centre,undefined
[14] Innsbruck Medical University,undefined
[15] Stem Cell Transplantation Unit,undefined
[16] Saint Louis Hospital,undefined
[17] Assistance Publique-Hôpitaux de Paris and Université Paris 7,undefined
[18] University Hospital,undefined
[19] Henri Mondor Teaching Hospital,undefined
[20] Assistance Publique-Hôpitaux de Paris and Paris University,undefined