1. [1] Zinsser H, Joklik W. Zinsser microbiology. 18th edn. Singapore: Prentice Hall 1997.
2. [2] Cox F. Topley and Wilson's microbiology and microbial infections. London: Hodder Arnold 2007.
3. in ICU patients with special reference to ESBL, AMPC, MBL and biofilm production;Gupta;Journal of Global Infectious Diseases,2016
4. Evaluation of prevalence and antibiogram of multidrug resistant, extensively drug resistant and pan drug resistant Pseudomonas aeruginosa in patients visiting tertiary care hospital in central India;Shrivastava;CHRISMED Journal of Health and Research,2014
5. [5] Küçükates E, Kocazeybek B. High resistance rate against 15 different antibiotics in aerobic gramnegative bacteria isolates of cardiology intensive care unit patients. Indian Journal of Medical Microbiology 2002;20(4):208-10.