Promwa, Narumon. “The Development of an Elderly Care Competency Model for Caregivers at Tambon Pamamuong, Aumphur Muaengtak ,Tak Province”. NU Journal of Nursing and Health Sciences 12, no. 3 (February 18, 2019): 71–82. Accessed May 5, 2024. https://he01.tci-thaijo.org/index.php/NurseNu/article/view/173062.