Mumtaz, S., Ahmad, M., Aftab, I., Akhtar, N., Hassan, M. ul, & Hamid, A. (2007). EXTENDED SPECTRUM β-LACTAMASES IN ENTERIC GRAM-NEGATIVE BACILLI: RELATED TO AGE AND GENDER. Journal of Ayub Medical College Abbottabad, 19(4), 107–111. Retrieved from https://jamc.ayubmed.edu.pk/index.php/jamc/article/view/5073