Ali, Arif Maqsood, Shahid Ahmed Abbasi, and Mubasher Ahmed. 2018. “FREQUENCY OF EXTENDED SPECTRUM BETA–LACTAMASES (ESBL) PRODUCING NOSOCOMIAL ISOLATES IN A TERTIARY CARE HOSPITAL IN RAWALPINDI”. Pakistan Armed Forces Medical Journal 59 (2):154-8. https://pafmj.org/PAFMJ/article/view/1858.