Nartha, K. P. P. P., Fathana, P. B., & Rina Lestari. (2022). Factors Related to Outcome and Length of Hospital Stay for Elderly Patients with COVID-19 at Mataram University Hospital in 2020-2021 . Jurnal Biologi Tropis, 22(4), 1115–1121. https://doi.org/10.29303/jbt.v22i4.4136