1. Pediatric Hematology/Oncology, Department of Pediatrics Inselspital, Bern University Hospital, University of Bern Bern Switzerland
2. Pediatric Oncology, University Children's Hospital of Zürich University of Zürich Zürich Switzerland
3. Department of Pediatrics, Inselspital, Bern University Hospital University of Bern Bern Switzerland
4. Pediatric Hematology/Oncology, Department of Pediatrics Kantonsspital Aarau Aarau Switzerland
5. University of Basel Basel Switzerland
6. Department of Pediatrics McMaster Children's Hospital and McMaster University Hamilton Ontario Canada
7. Pediatric Hematology/Oncology, Department of Women, Child and Adolescent University Hospital of Geneva Geneva Switzerland
8. Department of Pediatrics, Gynecology, and Obstetrics, Cansearch Research Platform of Pediatric Oncology and Hematology, Faculty of Medicine University of Geneva Geneva Switzerland
9. Kinderaerzte KurWerk Burgdorf Switzerland