Leelawongkij อ., & Kamnuansilpa พ. (2019). The District Health Board for Quality Life Development through Health Promotion of the Population in Ubonrattana District, Khon Kaen Province. Academic Journal of Mahamakut Buddhist University Roi Et Campus, 9(1), 356–365. Retrieved from https://so01.tci-thaijo.org/index.php/AJMBU/article/view/216441