คงสมบูรณ์ ส., and สุวรรณวงษ์ ย. . “Development of a Strategic Leadership Model of the District Health Board in Saraburi Province”. Journal of Health Science of Thailand, vol. 30, no. 1, Feb. 2021, pp. 115-28, https://thaidj.org/index.php/JHS/article/view/9852.