Ahmed, Naser, Rukhsana Parvin, and Md Abul Kalam Azad. “Anemia in Patients With Chronic Obstructive Pulmonary Disease in a Tertiary Care Hospital in Bangladesh”. Journal of Enam Medical College 4, no. 3 (November 23, 2014): 151–155. Accessed November 23, 2024. https://banglajol.info/index.php/JEMC/article/view/20943.