Hajare, Ruchita B., Raziya Nagarwala, Ashok Shyam, and Parag Sancheti. “Correlation Between 6-Minute Walk Distance and Spirometry Parameters in Stable Chronic Obstructive Pulmonary Disease Patients”. International Journal of Research in Medical Sciences 7, no. 1 (December 26, 2018): 34–39. Accessed October 14, 2025. https://www.msjonline.org/index.php/ijrms/article/view/5702.