Feasibility of Total Neoadjuvant Treatment Using Short-Course MRI-Guided Radiotherapy with an Integrated Boost in Locally Advanced Rectal Cancer: A Pilot Study †. - Kortbeek, Koen; De Haar-Holleman, Amy; Bezuidenhout, Jacques Bodenstein; Van Eetvelde, Ellen; Van Laere, Sven; Gevaert, Thierry; Sermeus, Alexandra; Vanspeybroeck, Benjamin; Soete, Guy; De Ridder, Mark (Cancers, 2026)