Author information:
(1)Maastricht University Medical Center, Department of Radiation Oncology 
(MAASTRO Clinic), The Netherlands; KU Leuven, Radiation Oncology, Belgium. 
Electronic address: dirk.deruysscher@maastro.nl.
(2)KU Leuven, Radiation Oncology, Belgium.
(3)Department of Clinical Epidemiology and Medical Technology Assessment, 
Maastricht University Medical Centre, The Netherlands.
(4)Maastricht University Medical Center, Department of Radiation Oncology 
(MAASTRO Clinic), The Netherlands.
(5)Patient Advocate, Hasselt, Belgium.
(6)Patient Advocate, Cambridge, UK.
(7)Patient Advocate, Manchester, UK.
(8)University of Maryland, School of Medicine, USA.
(9)The University of Manchester, Manchester Academic Health Science Centre, UK.
(10)Department of Radiation Oncology and Medical Physics, Institut Regional du 
Cancer Montpellier, France.
(11)University of Rochester Medical Center, USA.
(12)The University of Manchester, Translational Radiobiology Group I Institute 
of Cancer Sciences, The Christie NHS Foundation Trust, UK.