Sararuk, Mintra, Thitirat Nganchamung, and Nantaya Krasuaythong. 2020. “Health Status and Health Behaviors Among Elderly in Kham Kwang Sub-District, Warin Chamrap District, Ubon Ratchathani Province”. Srinagarind Medical Journal 35 (3):304-10. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/243965.