PO-0818: Feasibility and first experience of MR-guided adaptive radiotherapy for head and neck cancer. (November 2020) - Balermpas, P.; Krayenbühl, J.; Chamberlain, M.; Bogowicz, M.; Garcia-Schüler, H.I.; Andratschke, N.; Moreira, A.K.; Wilke, L.; Tanadini-Lang, S.; Guckenberger, M.