Kaleemullah, Mujahid Hussain, Sobia Rehman, Mehreen Umair, Abdul Rehman Azam, and Sohail Akhtar, “PREVALENCE OF PULMONARY EMBOLISM IN PATIENTS SUFFERING FROM ACUTE EXACERBATION OF CHRONIC OBSTRUCTIVE PULMONARY DISEASE”, J Popl Ther Clin Pharmacol, vol. 32, no. 11, pp. 724–729, Sep. 2026, doi: 10.53555/p01q0x60.