Siahaan, K. W., I. K. A. . Somia, I. M. S. Utama, N. M. D. Dian, A. A. A. Y. Gayatri, C. A. W. Purnamasidhi, and K. T. P. Merati. “Comorbid Diseases and Outcomes of Critically Ill COVID-19 Patients Admitted to an Indonesian Intensive Care Unit from May to October 2021”. Current Internal Medicine Research and Practice Surabaya Journal, vol. 5, no. 2, Aug. 2024, doi:10.20473/cimrj.v5i2.54859.