1. Max‐Eder Research Group for Pediatric Sarcoma Biology Institute of Pathology Faculty of Medicine LMU Munich Munich Germany
2. Division of Translational Pediatric Sarcoma Research German Cancer Research Center (DKFZ), Hopp Children's Cancer Center (KiTZ), German Cancer Consortium (DKTK) Heidelberg Germany
3. Institute of Pathology Heidelberg University Hospital Heidelberg Germany
4. Program in Solid Tumors and Biomarkers Foundation for the Applied Medical Research University of Navarra Pamplona Pamplona Spain
5. Orthopedic Pathophysiology and Regenerative Medicine Unit IRCCS Istituto Ortopedico Rizzoli Bologna Italy
6. Pediatric Soft Tissue Sarcoma Research Group German Cancer Research Center (DKFZ) Heidelberg Germany
7. Department of Pediatrics and Children's Cancer Research Center (CCRC) Technische Universität München Munich Germany
8. Children's Cancer Research Institute Vienna Austria
9. Department of Pediatric Oncology/Hematology Charité‐Universitätsmedizin Berlin Berlin Germany
10. Cellular Biotechnology Unit Instituto de Salud Carlos III Madrid Spain
11. Centre for Craniofacial and Regenerative Biology King's College London London UK
12. Department of Pediatrics University Hospital Erlangen Germany
13. Division of Oncology Adhesion and Metastasis Laboratory Center for Applied Medical Research University of Navarra Pamplona Spain
14. Institute of Biostructures and Bioimaging (IBB) Italian National Research Council (CNR) Turin Italy
15. Department of Oncology and Metabolism University of Sheffield Sheffield UK
16. Department of General, Visceral and Transplantation Surgery University of Heidelberg Heidelberg Germany
17. Université de Nantes, Inserm, U1238 Nantes France
18. Department of Pharmaceutical Technology Faculty of Pharmacy University of Coimbra Coimbra Portugal
19. Instituto de Investigación Sanitaria del Principado de Asturias Oviedo Spain
20. CIBER en oncología (CIBERONC) Madrid Spain
21. Institute of Pathology Ulm University Ulm Germany
22. Department of Drug Design University of Groningen Groningen The Netherlands
23. Department of Oral and Maxillofacial Diseases University of Helsinki Helsinki Finland
24. Division of Translational Pathology Gerhard‐Domagk‐Institute of Pathology Münster University Hospital Münster Germany
25. Hospital La Paz Institute for Health Research (IdiPAZ) Madrid Spain
26. Department of Medical Oncology Radboud University Medical Center Nijmegen The Netherlands
27. Medical Center Duke University Durham NC USA
28. University Children′s Hospital Zurich – Eleonoren Foundation Kanton Zürich Zürich Switzerland
29. Department of Biomedical and Neuromotor Sciences University of Bologna Bologna Italy
30. Université de Nantes Institut de Cancérologie de l'Ouest Tumor Heterogeneity and Precision Medicine Saint‐Herblain France