Hina Khan, Aasia Mazhar Shah, Rabia Qayoom Shaikh, Naila Masood Siddiqui, Imran Ali Shaikh. “Predictive Value of NT-PRO-BNP for Morbidity and Mortality Among Patients of COPD Without Underlying Left Ventricular Dysfunction”. Pakistan Journal of Medical & Health Sciences 17, no. 06 (June 30, 2023): 552. Accessed December 5, 2025. https://www.pjmhsonline.com/index.php/pjmhs/article/view/6390.