Nuechantha, Thadsanee, Manun Tanaichot, Apichaya Pakdeepaithun, and Thawatchai Prabsattroo. “Study of Diagnostic Reference Levels Undergoing Digital Chest Radiography at Queen Sirikit Heart Center of the Northeastern, Faculty of Medicine, Khon Kaen University”. Srinagarind Medical Journal 39, no. 4 (August 26, 2024): 392–397. accessed December 9, 2025. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/262275.