Azis, Henri, Atik Nurwahyuni, and Firdinand. “Cost of Treating Coronavirus Disease 2019 (COVID-19) Patients in Hospitals and Influencing Factors: A Systematic Literature Review”. Bioscientia Medicina : Journal of Biomedicine and Translational Research 6, no. 16 (December 19, 2022): 2849-2857. Accessed July 31, 2025. https://bioscmed.com/index.php/bsm/article/view/706.