Sangchan P. Outcomes of preoperative radiotherapy in rectal cancer: a single institute experience. J Thai Assn of Radiat Oncol [Internet]. 2021 Jun. 18 [cited 2024 May 19];27(1):R67-R80. Available from: https://he01.tci-thaijo.org/index.php/jtaro/article/view/248852