PO-1093: Defecography for sphincter evaluation in rectal cancer patients irradiated with dose intensification. (November 2020) - Rosa, C.; Di Tommaso, M.; Seccia, B.; Delli Pizzi, A.; Cianci, R.; Basilico, R.; Di Pilla, A.; Taraborrelli, M.; Caravatta, L.; Genovesi, D.