Kawila, R. “Clinical Effectiveness of Remdesivir in the Treatment of Moderate to Severe and Critical COVID-19 Infections: A Retrospective Study”. Journal of Nakornping Hospital, vol. 12, no. 2, Dec. 2021, pp. 183-95, https://he01.tci-thaijo.org/index.php/jnkp/article/view/253097.