Polruk, Jidapa, and Pilaiporn Sukcharoen. “The Effectiveness of an Elderly Health Promotion Competency Enhancement Program on Elderly Health Promotion Competency Levels Among Undergraduate Nursing Students”. Nursing Journal CMU 49, no. 3 (September 30, 2022): 324–337. Accessed May 5, 2024. https://he02.tci-thaijo.org/index.php/cmunursing/article/view/256084.