Suphanchaimat, W., Patcharanarumol, W., Udombua, S., & Phuthorn, N. (2013). Unit Cost of Out – patient and In – patient Services In Khon Kaen Hospital in the Fiscal year 1999. Srinagarind Medical Journal, 13(4), 198–205. Retrieved from https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/14106