Varalakshmi, D, Madhavi .K, and P. Sumalatha. “EFFECT OF UPPER-LIMB AND THORACIC MUSCLE STRENGTH ON 6-MIN WALK DISTANCE IN COPD PATIENTS”. International Journal of Physiotherapy 1, no. 2 (June 7, 2014): 54–57. Accessed May 20, 2024. https://www.ijphy.com/index.php/journal/article/view/14.