Radiation therapy quality assurance in clinical trials - Global harmonisation group

C Melidis, WR Bosch, J Izewska, E Fidarova, E Zubizarreta, S Ishikura, D Followill, J Galvin, Y Xiao, MA Ebert, T Kron, CH Clark, EA Miles, EGA Aird, DC Weber, K Ulin, D Verellen, CW Hurkmans