Sajjad S, Ashraf S, Anwar R, Ullah A, Younas M, Rehman K. Comparison of the Six-Minute Walk Test and the One-Minute Sit-To-Stand Test for Assessing Exercise Tolerance in Patients with Chronic Obstructive Pulmonary Disease: Six-Minute Walk and the Sit-To-Stand Test for Exercise Tolerance in Patients with COPD. PJHS-Lahore [Internet]. 2026 Jun. 30 [cited 2026 Jul. 1];7(6):127-32. Available from: https://mail.thejas.com.pk/index.php/pjhs/article/view/3558