Yabsantia S, Tangboonduangjit P, Tannanonta C. The effect of contrast agents on dose calculation in conformal radiotherapy planning using computed tomography for tumors at different anatomical regions. J Thai Assn of Radiat Oncol [Internet]. 2010 Dec. 30 [cited 2024 May 19];16(2):23-7. Available from: https://he01.tci-thaijo.org/index.php/jtaro/article/view/203500