Abd Ala, Isra A., Nada Abdul Wahhab Mousa, and Faris Al-Lami. “Detection of Chronic Obstructive Pulmonary Disease Among Smokers Aged ≥40 Years Attending Primary Health Care Centers in Baghdad-AL-Karkh and AL-Resafa”. Journal of the Faculty of Medicine Baghdad 64, no. 4 (January 13, 2023): 245–251. Accessed November 21, 2024. https://iqjmc.uobaghdad.edu.iq/index.php/19JFacMedBaghdad36/article/view/1936.