Nico PN, K., A. Rudiardi, R. A. Cahyaharnita, and D. Djunaedi. “Causes of Death in Patients With COVID-19 at Muhammadiyah University General Hospital of Malang”. KnE Medicine, Vol. 2, no. 3, Sept. 2022, pp. 428–436, doi:10.18502/kme.v2i3.11894.