Mahuwan , Thanawat, and Grichawat Lowatcharin. “The Development of Sub-district Health Promoting Hospitals as A New Source of Revenue for Khon Kaen Provincial Administrative Organization”. Dhammathas Academic Journal 25, no. 1 (March 29, 2025): 201–216. accessed January 7, 2026. https://so06.tci-thaijo.org/index.php/dhammathas/article/view/278205.