Yudivaniel Zihono, Hany Yusmaini, Uswatun Hasanah, Erna Harfiani, Md Ikhsan Mokoagow, & Dicky Budiman. (2023). Metformin Effectiveness in Reducing Mortality among Covid-19 Patients with Type 2 Diabetes Mellitus at a Tertiary Hospital in Indonesia. Folia Medica Indonesiana, 59(3), 267–273. https://doi.org/10.20473/fmi.v59i3.46944