[1] Hadassah Univ Hosp, Dept Bon Marrow Transplantat & Canc Immunotherapy, IL-91120 Jerusalem, Israel
[2] Hadassah Univ Hosp, Dept Clin Microbiol & Infect Dis, IL-91120 Jerusalem, Israel
[3] Univ Regensburg, Inst Med Microbiol & Hyg, D-8400 Regensburg, Germany