1. Centre for Childhood Cancer Survivor Studies, Institute of Applied Health Research, University of Birmingham, Birmingham, United Kingdom
2. Institute of Biostatistics and Registry Research, Brandenburg Medical School Theodor Fontane, Neuruppin, Germany
3. Princess Máxima Center for Pediatric Oncology, Utrecht, the Netherlands
4. Emma Children's Hospital, Amsterdam UMC, Amsterdam, the Netherlands
5. Radiation Epidemiology Team, Center for Research in Epidemiology and Population Health, INSERM U1018, Gustave Roussy, University Paris Saclay, Villejuif, France
6. Department of Clinical Sciences Lund, Paediatrics,Skane University Hospital, Lund University, Lund, Sweden
7. Hungarian Childhood Cancer Registry, 2nd Department of Pediatrics, Semmelweis University, Budapest, Hungary
8. Childhood Cancer Registry of Piedmont, Cancer Epidemiology Unit, Department of Medical Sciences, University of Turin and CPO-Piemonte, AOU Città della Salute e della Scienza di Torino, Turin, Italy
9. Division of Hematology/Oncology, IRCCS Istituto Giannina Gaslini, DOPO Clinic, Genova, Italy
10. Scientific Directorate, IRCCS Istituto Giannina Gaslini, Genova, Italy
11. Pediatric Oncology Unit, Fondazione IRCCS Istituto Nazionale dei Tumori, Milano, Italy
12. Division of Paediatric and Adolescent Medicine, Oslo University Hospital Rikshospitalet, Oslo, Norway
13. Department of Registration, Cancer Registry of Norway, Oslo, Norway
14. Childhood Cancer Research Group, Institute of Social and Preventive Medicine, University of Bern, Bern, Switzerland
15. Division of Radiotherapy, Institute of Oncology, Ljubljana, Slovenia
16. Division of Pediatric Hematology/Oncology, Department of Paediatrics, University Children's Hospital of Bern, University of Bern, Bern, Switzerland
17. Danish Cancer Society Research Center, Childhood Cancer Research Group, Copenhagen, Denmark
18. Department of Clinical Medicine, Faculty of Health, Aarhus University and University Hospital, Aarhus, Denmark
19. Department of Pediatrics and Adolescent Medicine, Turku University and Turku University Hospital, Turku, Finland
20. Children's Hospital, Landspitali University Hospital, Reykjavik, Iceland
21. Great North Children's Hospital, Newcastle upon Tyne Hospitals NHS Foundation Trust, and Newcastle University Centre for Cancer, Newcastle University, Newcastle upon Tyne, United Kingdom
22. Department of Health Services Research, Carl von Ossietzky University of Oldenburg, Oldenburg, Germany