ชวะเดช ส. “Development of a Model for Tuberculosis Control Program With Directly Observed Treatment (DOT) in Huaithabthan District, Sisaket Province”. Journal of Preventive Medicine Association of Thailand, vol. 8, no. 3, Jan. 2019, pp. 339-51, https://he01.tci-thaijo.org/index.php/JPMAT/article/view/167683.