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Umair Farukh, Sajid Hussain, Owais Qaisar, Ayesha Sardar, Muhammad Umair, Sher Zamir. Vitamin D Status, Bone Mineral Density, and Functional Exercise Capacity in Patients with Chronic Obstructive Pulmonary Disease. Pak J Chest Med [Internet]. 2023Jun.2 [cited 2026Apr.17];29(2):157-62. Available from: http://www.pjcm.net/index.php/pjcm/article/view/792