1. Hospital Epidemiology and Infection Control Department (HEIC), Division of Infectious Diseases, Johns Hopkins Hospital, Baltimore, Maryland;
2. Third Department of Paediatrics, Infectious Diseases Unit, Aristotle University School of Medicine, Hippokration General Hospital, Thessaloniki, Greece;
3. Aberdeen Fungal Group, MRC Centre for Medical Mycology, Institute of Medical Sciences and the Royal Aberdeen Children’s Hospital, University of Aberdeen, United Kingdom;
4. Center for Bone Marrow Transplantation and Department of Paediatric Hematology and Oncology, Infectious Disease Research Program, University Children’s Hospital, Muenster, Germany;
5. Division of Infectious Diseases and Center for Pediatric Clinical Effectiveness Research, Children’s Hospital of Philadelphia, Pennsylvania; and
6. Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, Perelman School of Medicine, Philadelphia