Sontornsuk, H., & Poolkesorn, N. (2021). The Coronavirus Disease 2019 Surveillance, Control and Prevention System and its impact on the Kamphaeng Phet Province population. Journal of Preventive Medicine Association of Thailand, 11(1), 13-29. Retrieved from https://he01.tci-thaijo.org/index.php/JPMAT/article/view/249450