Ali Awais Malik, Sohail Anwar, Huma Batool, Asifa Karamat, Ghaniya Ali, Faezah Siddiqui. Frequency of Anemia in Chronic Obstructive Pulmonary Disease (COPD). Pakistan Journal of Medical & Health Sciences [Internet]. 2022 May 22 [cited 2024 Nov. 21];16(04):680. Available from: https://pjmhsonline.com/index.php/pjmhs/article/view/955