PO-1186: Impact of a low FODMAP diet on rectal gas and rectal volume during radiotherapy of prostate cancer. (November 2020) - Schaefer, C.; Zamboglou, C.; Volegova-Neher, N.; Martini, C.; Nicolay, N.H.; Schmidt-Hegemann, N.; Rogowski, P.; Li, M.; Belka, C.; Grosu, A.; Brunner, T.