Fettal N, Mahammedi C, Titsaoui D. The Impact of Exacerbations COPD on Respiratory Function and Quality of Life. J Current Med Res Opinion [Internet]. 2024 May 2 [cited 2026 Aug. 2];7(05):2442-9. Available from: https://www.cmro.in/index.php/jcmro/article/view/754