Tongngarm, W., Kornsopa, S., Saenchon, P. ., Pongsak, N. ., Yingsom , N., Lalomchai, K. ., Waisarikam, Y. . and Yabsantia , S. . (2024) “Setup errors and CTV to PTV margin for upper abdominal cancer with intensity modulated radiotherapy technique using electronic portal imaging device in Sakon Nakhon Hospital”, The Thai Journal of Radiological Technology. Bangkok, Thailand, 49(1), pp. 1–13. available at: https://he02.tci-thaijo.org/index.php/tjrt/article/view/265632 (accessed: 30 March 2025).