Airlangga, E., Wahyuni, A. S., Siregar, J., Malisie, R. F., Lubis, B. M., Adisasmito, W. B., Zarlis, M., & Pasaribu, A. P. (2024). Determinants of COVID-19 severity and mortality in children: A retrospective and multicenter cohort study in Medan, Indonesia. Narra J, 4(2), e865. https://doi.org/10.52225/narra.v4i2.865