Shahzad, F.; Shah, Z. A.; Fatima, K.; Shah, M. S.; Rehman, K. U.; Hamid, H.; Ilyas, M.; Ullah, I. Management of Acute Exacerbation of COPD in Tertiary Care Hospital of Peshawar: A Retrospective Clinical Audit. Pak J Chest Med 2025, 30, 155-162.