เหลาสาร ชาญชัย, ไชยสัตย์ กัลยา, and วิทยาขาว วชิราภรณ์. “Caring for the Dependent Elderly at the Center for Elderly Care at Waeng Sub-District Health Promotion Hospital, Kradian Subdristric, Trakan Phuet Phon District, Ubon Ratchathani Province”. Journal of Health Science of Thailand 29, no. 5 (October 26, 2020): 813–821. Accessed August 25, 2024. https://thaidj.org/index.php/JHS/article/view/9472.