Onkhamsee, Puttaporn, Warisara Pongthong, Panittanan Sealim, and Kamollabhu Thanomsat. “Factors Predicting Holistic Wellness among Older Adult COVID-19 Survivors”. Thai Red Cross Nursing Journal 18, no. 2 (August 30, 2025): 105–120. accessed October 13, 2026. https://he02.tci-thaijo.org/index.php/trcnj/article/view/272624.