Taeviriyakul, C., A. Cheevakasemsook, and W. Pinyopasakul. “The development of a discharge planning model for elderly patients with Pneumonia at Central Chest Institute of Thailand”. Thai Journal of Nursing, vol. 69, no. 3, Sept. 2020, pp. 35-43, https://he02.tci-thaijo.org/index.php/TJN/article/view/245154.