Batool, Farzana, Sana Siddiqui, Muzaiyyena Fayaz Qureshi, and Iftekhar Ahmed. “Risk Factors and Clinical Outcome in XDR TB Patients in Public Sector Karachi”. Pakistan Journal of Chest Medicine 31, no. 3 (September 2, 2025): 265–270. Accessed December 15, 2025. https://www.pjcm.net/index.php/pjcm/article/view/950.