Kılıç, D. et al. 2020. Prognostic significance of early complete response in patients with locally advanced rectal cancer undergoing preoperative chemoradiotherapy: Multicentric study of Turkish Society for Radiation Oncology Group (TROD). Turkish Journal of Gastroenterology. 31, 5 (Jan. 2020), 368–377. DOI:https://doi.org/10.5152/tjg.2020.19225.