1. Center for Childhood Cancer Survivor Studies Institute of Applied Health Research University of Birmingham Birmingham UK
2. Princess Maxima Center for Pediatric Oncology Utrecht The Netherlands
3. Childhood Cancer Research Group Institute of Social and Preventive Medicine University of Bern Bern Switzerland
4. Center for Primary Care and Public Health (Unisante) University of Lausanne Lausanne Switzerland
5. St Anna Children's Hospital Vienna Austria
6. Department of Pediatrics and Adolescent Medicine Johannes Kepler University Linz Kepler University Hospital Linz Austria
7. Scientific Directorate IRCCS Istituto Giannina Gaslini Genova Italy
8. Danish Cancer Society Research Center Childhood Cancer Research Group Copenhagen Denmark
9. Children's Hospital Landspitali University Hospital Reykjavik Iceland
10. Great North Children's Hospital Newcastle upon Tyne Hospitals National Health Service Foundation Trust Newcastle upon Tyne UK
11. Newcastle University Center for Cancer Newcastle University Newcastle upon Tyne UK
12. Department of Health Sciences and Medicine University of Lucerne Lucerne Switzerland
13. Boyne Research Institute Bettystown Co Meath Ireland
14. Division of Pediatric and Adolescent Medicine Oslo University Hospital Rikshospitalet Oslo Norway
15. Pediatric Clinic University of Milano‐Bicocca Hospital San Gerardo Monza Italy
16. University Children's Hospital Ljubljana University Medical Center Ljubljana Ljubljana Slovenia
17. Department of Hematology Radboud University Medical Center Nijmegen Netherlands
18. Department of Clinical Sciences Lund, Pediatrics Lund University Skane University Hospital Lund Sweden
19. Childhood Cancer Registry of Piedmont Cancer Epidemiology Unit Department of Medical Sciences University of Turin Turin Italy
20. Reference Center for Epidemiology and Cancer Prevention‐Piemonte University Hospital Citta della Salute e della Scienza di Torino Turin Italy
21. Radiation Epidemiology Team Center for Research in Epidemiology and Population Health National Institute of Health and Medical Research Unit 1018 University Paris Saclay Gustave Roussy Villejuif France
22. German Childhood Cancer Registry Division of Childhood Cancer Epidemiology Institute of Medical Biostatistics, Epidemiology, and Informatics Johannes‐Gutenberg University Mainz Mainz Germany
23. Hungarian Childhood Cancer Registry Second Department of Pediatrics Semmelweis University Budapest Hungary
24. Department of Registration Cancer Registry of Norway Oslo Norway
25. Pediatric Oncology Unit Fondazione IRCCS Istituto Nazionale dei Tumori Milan Italy
26. Division of Radiotherapy Institute of Oncology Ljubljana Slovenia
27. Division of Pediatric Hematology/Oncology Department of Pediatrics University Children's Hospital of Bern University of Bern Bern Switzerland
28. Diagnosis, Observation, Prevention After Oncologic Treatment (DOPO) Clinic Division of Hematology/Oncology IRCCS Istituto Giannina Gaslini Genova Italy
29. Emma Children's Hospital Amsterdam Netherlands
30. Department of Pediatrics and Adolescent Medicine Turku University and Turku University Hospital Turku Finland
31. Department of Clinical Medicine Faculty of Health Aarhus University and University Hospital Aarhus Denmark