Daemayu A. Effects of Learning Management Through the Challenges of Elderly Care in the 21st Century on Promoting Self-directed Learning and Knowledge Development in Nursing Students. Pnu Sci J [internet]. 2025 Sep. 18 [cited 2026 Aug. 28];17(3):179-202. available from: https://li01.tci-thaijo.org/index.php/pnujr/article/view/267703