Affiliations

• ¹ Department of Oncolog, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark. Electronic address: lena.specht@regionh.dk.
• ² Department of Radiation Oncology, Netherlands Cancer Institute, Amsterdam, The Netherlands.
• ³ Department of Radiotherapy, University of Münster, Muenster, Germany.
• ⁴ Division of Cancer Scienc, Faculty of Biology, Medicine and Health, University of Manchester, Manchester, UK; Department of Clinical Oncolog, The Christie NHS Foundation Trust, Manchester Academic Health Science Centre, Manchester, UK.
• ⁵ Department of Radiation Oncology, Institut Curie, Paris, France.
• ⁶ Department of Clinical Oncology, Guy's and Saint Thomas' NHS Foundation Trust, London, UK; Department of Clinical Oncology, King's College London, London, UK.
• ⁷ Department of Radiotherapy, University of Turin, Turin, Italy.
• ⁸ Radiation Oncology, Memorial Sloan-Kettering Cancer Center, New York, USA.