Rajput, M. H., and K. N. Memon. “FREQUENCY AND RISK FACTORS FOR MULTIDRUG RESISTANT TUBERCULOSIS (MDR-TB) AMONG PATIENTS ADMITTED AT TB SANATORIUM KOTRI”. Pakistan Journal of Chest Medicine, vol. 19, no. 3, July 2015, https://pjcm.net/index.php/pjcm/article/view/62.