Subramani, J., and A. Janagond. “Clinical Profile and Outcome of Urinary Tract Infection Caused by Extended Spectrum Beta-Lactamase Producing Escherichia Coli in Critically Ill Patients in a Tertiary Care Hospital in South India: A Case Control Study”. International Journal of Advances in Medicine, vol. 3, no. 2, Jan. 2017, pp. 157-61, doi:10.18203/2349-3933.ijam20160969.