บุญเชียง ว. and ทองดี จ. (2017) “Healthcare Service System for the elderly and Thailand 4.0 Model”, Nursing Journal CMU, 44(พิเศษ(1), pp. 138–150. Available at: https://he02.tci-thaijo.org/index.php/cmunursing/article/view/148058 (Accessed: 29 April 2024).