Muhammad Zubair Khan, Tanveer Ul Haq, Muhammad Awais Khan, Asif Ur Rehman, Abdurehman, and Sanaullah. “FREQUENCY OF CAUSES OF INHALATION THERAPY FAILURE IN ASTHMA PATIENTS PRESENTING TO A TERTIARY CARE HOSPITAL IN PESHAWAR”. Journal of Population Therapeutics and Clinical Pharmacology 29, no. 04 (November 9, 2022): 5096–5102. Accessed October 12, 2025. https://jptcp.com/index.php/jptcp/article/view/10218.