1. Department of Pediatric Hematology and Oncology, University Medical
Center Hamburg-Eppendorf, Center for Obstetrics and Pediatrics, Hamburg,
Germany
2. Research Institute Children’s Cancer Center, Department of
Pediatric Hematology and Oncology, University Medical Center Hamburg-Eppendorf,
Hamburg, Germany
3. Medical controlling, University Medical Center Hamburg-Eppendorf,
Hamburg, Germany
4. Department of Pediatric Hematology and Oncology, Division of Pediatric
Stem Cell Transplantation and Immunology, University Medical Center
Hamburg-Eppendorf, Center for Obstetrics and Pediatrics, Hamburg,
Germany