Association Between Blood Urea Nitrogen to Serum Albumin Ratio and Mortality in Critically Ill Patients With Chronic Obstructive Pulmonary Disease: A Retrospective Study

Li J, Peng J, Cheng C, Zhang J, Li L

International Journal of Chronic Obstructive Pulmonary Disease 2025, 20:349-360

Published Date: 17 February 2025