“Correlation Of Six-Minute Walk Test, Dyspnea Severity, And Spirometric Indices In Patients With Copd Exacerbations In A Tertiary Care Centre”. Vascular and Endovascular Review, vol. 7, no. 2, Dec. 2024, pp. 212-23, https://doi.org/10.64149/J.Ver.8.2.212-223.