เทียนจารุวัฒนา ว., and เนาว์สุวรรณ ก. “Development of the Public Health Workforce of the Office of the Permanent Secretary, Ministry of Public Health to Support Health Region”. Journal of Health Science of Thailand, vol. 30, no. 3, June 2021, pp. 531-46, https://thaidj.org/index.php/JHS/article/view/10223.