1. Department of Pediatric Hematology and Oncology, St. Anna Children's Hospital Medical University of Vienna Vienna Austria
2. Department of Radiotherapy Medical University of Vienna Vienna Austria
3. St. Anna Children's Cancer Research Institute (CCRI) Vienna Austria
4. Department of Pediatrics and Adolescent Medicine Kepler University Hospital Linz Linz Austria
5. Labdia Diagnostics Vienna Austria
6. Department of Pediatrics and Adolescent Medicine University Clinics Salzburg Salzburg Austria
7. Department of Pediatrics and Adolescent Medicine State Hospital Leoben Leoben Austria
8. Division of Pediatric Hematology and Oncology and Stem Cell Transplantation, Department of Pediatrics and Adolescent Medicine Medical University of Innsbruck Innsbruck Austria
9. Division of Pediatric Hematology and Oncology, Department of Pediatrics and Adolescent Medicine Medical University of Graz Graz Austria