Anwer N, Ahmed S, Aslam J, Ishaq S, Samama Amjad HM. TO COMPARE THE EFFECT OF BRISK WALK AND STAIR CLIMBING ON CARDIOPULMONARY ENDURANCE IN UNIVERSITY STUDENTS. PBMJ [Internet]. 2022 Jan. 31 [cited 2024 Apr. 20];5(1):216-20. Available from: https://www.pakistanbmj.com/journal/index.php/pbmj/article/view/215