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. Pakistan Journal of Chest Medicine, [S. l.], v. 29, n. 2, p. 157–162, 2023. Disponível em: http://www.pjcm.net/index.php/pjcm/article/view/792. Acesso em: 17 apr. 2026.