Groupe d'Oncologie Radiothérapie Tête et Cou (GORTEC), University Paris-Saclay - Biostatistic and Epidemiology Unit, Gustave Roussy, Institut de cancérologie Strasbourg Europe (ICANS), University of Lille II - Centre Oscar Lambret, Centre Léon Berard, Medical Oncology, Institute of Cancerology of Lorraine - Alexis Vautrin, Hopital Nord Franche-Comté de Montbéliard, Centre Antoine Lacassagne, Hospital Duran i Reynals (ICO) - Catalan Institute of Oncology, Maria Skłodowska-Curie Institute of Oncology, CHU UCL Namur Site Sainte Elisabeth, Institut Claudius Regaud, Centre François Baclesse, CHRU Bretonneau, Sainte Catherine Institute, Centre Hospitalier de Bretagne Sud, University of Nantes - CHU Nantes, CHU Poitiers, Institut de Cancérologie Jean Godinot, Centre Henri Becquerel - Department of Radiation Oncology, Victor Hugo Clinic, Gustave Roussy, Centre Hospitalier de Valence, Institut Curie Hopital René Huguenin, Centre Hospitalier Pierre Bénite, ICO-Site René Gauducheau, Centre Marie Curie-Hôpital Privé Drôme Ardèche, Centre Hospitalier Départemental de Vendée, University of Bordeaux - CHU de Bordeaux, Hôpital Privé Sainte Marie, Gustave Roussy, Institut Català d'Oncologia, Hospital Universitario Cruces - Medical Oncology Department, Gustave Roussy, Gustave Roussy - Department of Head and Neck Oncology, Hospital Regional Universitario de Málaga, Groupe d'Oncologie Radiothérapie Tête et Cou (GORTEC), University of Paris-Saclay - Institut Gustave Roussy, Centre François Baclesse - Department of Radiation Oncology, Greater Poland Cancer Center - Gielkopolskie Centrun Onkologii im. Marii Curie-Sklodowskiej, - Section of Medical Oncology, Autonomous University of Barcelona - Medical Oncology Department and Gustave Roussy

Centre Hospitalier Princesse Grâce, University Paris-Saclay - Biostatistic and Epidemiology Unit, Gustave Roussy, Gustave Roussy, Institut de Cancérologie de Lorraine, Victor Hugo Clinic, Centre Jean Bernard, Centre Hospitalier de Bretagne Sud, Centre Val d'Aurelle, Centre Antoine Lacassagne, Centre Léon Berard, Sorbonnes Université - Hôpital Tenon, University of Versailles - Ambroise Paré Hospital, Centre de Recherche en Cancérologie de Lyon, Centre de Radiothérapie Saint-Louis Croix-Rouge française, University of Montpellier - Institut de Cancérologie de Montpellier, University Grenoble Alpes - Centre Hospitalier Universitaire de Grenoble (CHU Grenoble Alpes), Centre Guillaume le Conquérant, Forcilles Hospital, Institut de Cancérologie de l'Ouest, Centre Paul Papin, Hôpital Saint-André, Sainte Catherine Institute, Bretonneau University Hospital of Tours, Gustave Roussy, Gustave Roussy, Bergonié Institute, Hospital Center De Saint Brieuc, Groupe d'Oncologie Radiothérapie Tête et Cou (GORTEC), Centre Antoine Lacassagne - Department of Medical Oncology and Centre Hospitalier Belfort Montbéliard

Université Paris Saclay - Department of Children and Adolescents Oncology, University of Toronto - The Hospital for Sick Children - SickKids, University of Toronto - The Hospital for Sick Children - SickKids, Medical University Vienna - St. Anna Children's Hospital, Arthur and Sonia Labatt Brain Tumor Research Centre, NHS Foundation Trust - Department of Paediatric Haematology and Oncology, University Hospital Münster, Paris Dauphine University - PSL Research University, Université Libre de Bruxelles (ULB) - Hemato-Oncology department, Arthur and Sonia Labatt Brain Tumor Research Centre, Tel Aviv University - Department of Pediatric Hematology-Oncology, University Hospital Münster, Tel Aviv University - Rabin Medical Center, Medical University of Innsbruck, Poznan University of Medical Sciences, Motol University Hospital, Hannover Medical School, Princess Maxima Center for Pediatric Oncology, Hospital Universitario Doce de Octubre - Pediatric Oncology Unit, Hospital Duran i Reynals (ICO) - Catalan Institute of Oncology, Department of Pediatric and Adolescent Oncology, Institut Gustave Roussy, Hospital Universitario Doce de Octubre - Hereditary Cancer Genetic Diagnostic Laboratory, Centro de Investigación Biomédica en Red de Enfermedades Raras (CIBERER) - Grupo de Medicina Xenómica, Children’s Health Ireland, KU Leuven - Department of Oncology, Medical University of Innsbruck, University Paris-Saclay - Biostatistic and Epidemiology Unit, Gustave Roussy, The Hospital for Sick Children - Division of Haematology / Oncology and Gustave Roussy

Centre Antoine Lacassagne - Department of Medical Oncology, University Paris-Saclay - Biostatistic and Epidemiology Unit, Gustave Roussy, University of Claude Bernard Lyon 1 - Medical Oncology Department, Centre Antoine Lacassagne, ILC Centre Jean Bernard/Clinique Victor Hugo - Department of Medical Oncology, Institut Català de Oncologia - Department of Medical Oncology, Institut de Cancérologie de Lorraine - Department of Medical Oncology, Clinique des Ormeaux - Department of Medical Oncology, Institut de Cancérologie de l’Ouest Paul Papin - Department of Medical Oncology, Institut de Cancérologie de Montpellier - Department of Medical Oncology, Hôpital Privé le Confluent - Department of Medical Oncology, Institut de Cancérologie de l’Ouest René Gauducheau - Department of Medical Oncology, Centre Antoine Lacassagne - Department of Medical Oncology, Centre François Baclesse - Department of Medical Oncology, Gustave Roussy - Department of Head and Neck Oncology, Centre Hospitalier de Bretagne Sud - Department of Medical Oncology, Hôpital de la Croix Rousse - Department of Medical Oncology, Université de Poitiers - Medical Oncology Department, Institut Claudius Regaud - Department of Medical Oncology, Centre Eugène Marquis - Department of Medical Oncology, Centre Georges-François Leclerc - Department of Medical Oncology, University Paris-Saclay - Biostatistic and Epidemiology Unit, Gustave Roussy, University Paris-Saclay - Biostatistic and Epidemiology Unit, Gustave Roussy, Groupe d'Oncologie Radiothérapie Tête et Cou (GORTEC), Groupe d'Oncologie Radiothérapie Tête et Cou (GORTEC), Charité Comprehensive Cancer Center, Groupe d'Oncologie Radiothérapie Tête et Cou (GORTEC), Autonomous University of Barcelona - Medical Oncology Department and Independent

University Paris-Saclay - Biostatistic and Epidemiology Unit, Gustave Roussy, Gustave Roussy, affiliation not provided to SSRN, Centre Georges-François Leclerc, affiliation not provided to SSRN, Gustave Roussy, University Paris-Saclay - Biostatistic and Epidemiology Unit, Gustave Roussy and Gustave Roussy