Syed Farhanuddin, Habib-ur-Rehman Chohan, Naila Noor, Shafaq Ansari, and Kiran Waheed. “A Retrospective Study on ABO Blood Groups and Chronic Obstructive Pulmonary Diseases.”. JMMC, Vol. 15, no. 1, Oct. 2024, pp. 18-20, doi:10.62118/jmmc.v15i1.461.