Suphanchaimat, Weraphan, Walaiporn Patcharanarumol, Suriya Udombua, and Nichanun Phuthorn. “Unit Cost of Out – Patient and In – Patient Services In Khon Kaen Hospital in the Fiscal Year 1999”. Srinagarind Medical Journal 13, no. 4 (November 20, 2013): 198–205. Accessed April 20, 2024. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/14106.