Rahardjo, A. M. and Mukhlis, M. (2026) “Type II Acute Respiratory Failure in Patients with Chronic Obstructive Pulmonary Disease (COPD) Acute Exacerbation Treated with High Flow Nasal Cannula (HFNC): Case Report: Case Report”, Cermin Dunia Kedokteran, 53(01), pp. 30–34. doi: 10.55175/cdk.v53i01.1805.