Ranjan, Rajeev, Utkarsh Singh, and Devendra Prasad Singh. 2024. “PHENOTYPES OF COPD PATIENTS WITH RESPIRATORY FAILURE AND THEIR RESULTS IN ICU SETUP: A CROSS-SECTIONAL OBSERVATIONAL STUDY.”. Student’s Journal of Health Research Africa 5 (3). Africa:6. https://doi.org/10.51168/sjhrafrica.v5i3.1107.