Report on planning comparison of VMAT, IMRT and helical tomotherapy for the ESCALOX-trial pre-study. - Pigorsch, Steffi U.; Kampfer, Severin; Oechsner, Markus; Mayinger, Michael C.; Mozes, Petra; Devecka, Michal; Kessel, Kerstin K.; Combs, Stephanie E.; Wilkens, Jan J. (Radiation Oncology, 2020)