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. Division of Pediatric Oncology and Hematology Department of Women Child and Adolescent University Geneva Hospitals Geneva Switzerland
5. Pediatric Hematology and Oncology Unit Department of Pediatrics University Hospital Center Lausanne Lausanne Switzerland
6. Department of Pediatrics Division of Pediatric Hematology and Oncology Children's Hospital Lucerne Lucerne Switzerland
7. Department of Pediatric Oncology South Egypt Cancer Institute Assiut University Asyut Egypt
8. Pediatric Hematology‐Oncology Center Children's Hospital of Eastern Switzerland St Gallen Switzerland
9. Department of Pediatrics McMaster Children's Hospital and McMaster University Hamilton Ontario Canada