Affiliation: | 1. Faculty of Health Sciences and Medicine, University of Lucerne, Lucerne, Switzerland;2. Pediatric Hematology and Oncology Unit, University Cancer Center Inselspital, Bern, Switzerland;3. Cansearch Research Platform for Pediatric Oncology and Hematology, Faculty of Medicine, Department of Pediatrics, Gynecology and Obstetrics, University of Geneva, Geneva, Switzerland;4. Pediatric Hematology and Oncology Unit, Department of Pediatrics, University Hospital Center Lausanne, Lausanne, Switzerland;5. Department of Pediatrics, Division of Pediatric Hematology and Oncology, Children's Hospital Lucerne, Lucerne, Switzerland;6. Department of Pediatrics, Division of Pediatric Hematology and Oncology, Children's Hospital Lucerne, Lucerne, Switzerland Department of Pediatric Oncology, South Egypt Cancer Institute, Assiut University, Asyut, Egypt;7. Faculty of Health Sciences and Medicine, University of Lucerne, Lucerne, Switzerland Pediatric Hematology-Oncology Center, Children's Hospital of Eastern Switzerland, St Gallen, Switzerland Department of Pediatrics, McMaster Children's Hospital and McMaster University, Hamilton, Ontario, Canada |