[1] Univ Athens, Dept Med 3, Sotiria Gen Hosp, Athens, Greece
[2] Univ Athens, Mycol Lab, Dept Microbiol, Sch Med, Athens, Greece
[3] St Sophia Childrens Hosp, Dept Paediat Hematol Oncol, Athens, Greece
[4] St Sophia Childrens Hosp, Bone Marrow Transplantat Unit, Athens, Greece
[5] Aglaia Kyriakou Childrens Hosp, Pediat Intens Care Unit, Athens, Greece