Chandra Shekhar Choudhary, Mohammad Tabrez Karim, Ajay Kumar and Ram Shanker Prasad 2021. A Cross-Sectional Study On Prevalence Of ESBL(Extended Spectrum Beta Lactamases) Producing Gram Negative Bacilli Isolated From Post-Operative Wound Infection At A Tertiary Care Center In Bihar. International Journal of Health and Clinical Research. 4, 19 (Nov. 2021), 21–23.