Duangchit, Warut, and Uratcha Sadjapong. 2025. “Effects of a self-efficacy and self-management enhancing program on health behaviors and blood pressure levels of elderly people with hypertension in Mae Yen Sub-district, Phan District, Chiang Rai Province”. Journal of Public Health and Health Sciences Research 7 (1):135-49. https://he01.tci-thaijo.org/index.php/JPHSR/article/view/270406.