Pathan, B., W. . Puwarawuttipanit, P. . Lekdamrongkul, and Y. Rongrungruang. “Factors Predicting Physical Deterioration in Patients With COVID-19 and Sepsis”. Nursing Science Journal of Thailand, vol. 41, no. 3, June 2023, pp. 20-33, https://he02.tci-thaijo.org/index.php/ns/article/view/260982.