PD-0298: Long-term characterization of MRImorphologic alterations after active motion-compensated liver SBRT. (November 2020) - Miebach, G.; Dreher, C.; Wojtal, P.; Oppitz, H.; Jahnke, A.; Sarria, G.; Giordano, F.A.; Blanck, O.; Boda-Heggemann, J.