ลิ้มสมมุติ ก. (2019) “Development Of Health Promoting Model For The Elderly In Community Tron District, Uttaradit Province”, Journal of Preventive Medicine Association of Thailand, 5(2), pp. 153–161. available at: https://he01.tci-thaijo.org/index.php/JPMAT/article/view/165684 (accessed: 29 August 2026).