| Authors: |
Frederiks ML; Department of Radiation Oncology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands. Electronic address: m.l.frederiks@umcg.nl., van Etten B; Department of Surgery, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands., Kelder W; Department of Surgery, Martini Hospital Groningen, Groningen, The Netherlands., Dieters M; Department of Radiation Oncology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands., Beukema JC; Department of Radiation Oncology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands., IJsbrandy C; Department of Radiation Oncology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands., de Haan JJ; Department of Medical Oncology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands., Korevaar EW; Department of Radiation Oncology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands., Haveman JW; Department of Surgery, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands., Schuit E; Department of Epidemiology & Health Economics, Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht University, Utrecht, The Netherlands., van Luijk P; Department of Radiation Oncology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands., Langendijk JA; Department of Radiation Oncology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands., Muijs CT; Department of Radiation Oncology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands. |