%0 Journal Article %T Endoluminal HDR Brachytherapy and Contact X-Ray Therapy in Rectal Cancer: A Narrative Review with an Illustrative Case of Residual Disease After Neoadjuvant Chemoradiotherapy %A KAVUZLU, Y. %A NURLU, D. %A ALBAYRAK, D. %A PARLAR, Ş. %A YILDIZ, G. %A DEMİR, S. %A ERDOĞAN, B. %A KOÇAK, Z. %A SAYNAK, M. %J Turk J Oncol %D 2026 %V 41 %P 146-159 %R 10.5505/tjo.2026.4872