Muhammad Israr, Zia Ul Haq, Muhammad Shabbir, Jahangir Khan, Muhammad Kashif Khan, Hina Bukhari. “Short-Term Vs. Long-Term Glucocorticoids in COPD Exacerbation: A Comparative Efficacy Study”. Pakistan Journal of Medical & Health Sciences 17, no. 02 (March 31, 2023): 434. Accessed December 22, 2024. https://pjmhsonline.com/index.php/pjmhs/article/view/4343.