Khan, Abdul Hamid, and Mehwish Majeed. “Chronic Obstructive Pulmonary Disease Patients and Steroids: Benefit or Harm”. International Journal of Basic & Clinical Pharmacology 8, no. 10 (September 25, 2019): 2247–2253. Accessed October 23, 2025. https://www.ijbcp.com/index.php/ijbcp/article/view/3588.