Ali Bin Sarwar Zubairi, Huzaifa Ahmad, Maryam Hassan, Faraz Siddiqui, Nousheen Iqbal, Mehmood Riaz, and Muhammad Irfan. “Comparative Analysis of Connective Tissue Disease-Associated Interstitial Lung Disease and Idiopathic Pulmonary Fibrosis from a Tertiary Care Centre in Pakistan”. Journal of the Pakistan Medical Association 71, no. 10 (July 26, 2021): 2330–2334. Accessed April 18, 2026. https://mail.jpma.org.pk/index.php/public_html/article/view/526.