Intisan, K. ., S. Glangkarn, and T. Promarak. “The Competencies Enhancing Model of Public Health Professional for Bachelor Students in Public Health Program, Mahasarakham University”. UBRU Journal for Public Health Research, vol. 10, no. 1, June 2021, pp. 112-21, https://he02.tci-thaijo.org/index.php/ubruphjou/article/view/243653.