PO-1161 Feasibility of stereotactic body radiotherapy of (ultra)central lung tumors using an 1.5 T MRlinac. (August 2021) - Merckel, L.; Hackett, S.; van Lier, A.; van den Dobbelsteen, M.; Rasing, M.; Snoeren, L.; van Es, C.; Fast, M.; van Rossum, P.; Verhoeff, J.