1. Dr. von Hauner Children’s Hospital, Ludwig Maximilians University Munich, 80337 Munich, Germany.
2. Department of Pediatric Hematology/Oncology, Hannover Medical School, 30625 Hannover, Germany.
3. Department of Translational Oncology, National Center for Tumor Diseases and German Cancer Research Center, 69120 Heidelberg, Germany.
4. Institute of Experimental Hematology, Hannover Medical School, 30625 Hannover, Germany.
5. Institute for Cell and Molecular Pathology, Hannover Medical School, 30625 Hannover, Germany.
6. German Cancer Consortium.
7. EUFETS AG, 55743 Idar-Oberstein, Germany.
8. Department of Pediatrics, Minden Hospital, 32429 Minden, Germany.
9. Queensland Children’s Cancer Centre, Royal Children’s Hospital, Brisbane 4006, Queensland, Australia.
10. Department of Pediatric Hematology and Oncology, Loma Linda University Medical Center, Loma Linda, CA 92354, USA.
11. Children’s Hospital Kemperhof, 56073 Koblenz, Germany.
12. Department of Pediatrics and Adolescent Medicine, American University of Beirut Medical Center, Beirut 1107 2020, Lebanon.
13. Department of Pediatrics, Faculty of Medicine, Kuwait University, Kuwait City, Kuwait.
14. Department of Clinical Immunology, Russian Clinical Children’s Hospital, 117513 Moscow, Russia.
15. Department of Infectious and Pediatric Immunology, Medical and Health Science Center, University of Debrecen, 4032 Debrecen, Hungary.