Affiliation: | a Radiation-Oncology Department, Institute Curie - René Huguenin Hospital, Saint-Cloud, France b Radiation-Oncology Department, Maastricht University Medical Centre (MUMC), The Netherlands c Oncology Department, Rambam Medical Center, Haifa, Israel d EORTC Headquarters, Brussels, Belgium e Centre Hospitalier Universitaire Vaudois, University of Lausanne, Switzerland f Radiation Oncology Department, Geneva University Hospital, Switzerland g Radiation Oncology Clinic and Policlinic, University Hospital, Zurich, Switzerland h Medical Physics Department, Mount Vernon Hospital, Northwood, Middlesex, UK |