Thongbu พ., Potisupsuk ช., and Nontasawatsri ส. “Effects of a Self-Health Promotion Program for Elderly Patients With Uncontrolled Hypertension in Tambon Laoluang, Kasetwisai District, Roi-Et Province”. Thai Journal of Nursing, vol. 68, no. 4, Dec. 2019, pp. 1-10, https://he02.tci-thaijo.org/index.php/TJN/article/view/233438.