PO-1443 Dosimetric evaluation of esophagus segmentation for esophagus-sparing palliative spine irradiation. (May 2022) - Mann Nielsen, A.; Behrens, C.P.; Riise Pedersen, M.; Möller Andersson, L.; Hiul Suppli, M.; Vogelius, I.; Sibolt, P.; Persson, G.