Received: 3 May 2018
Accepted: 22 August 2018
First Online: 3 September 2018
Ethics approval and consent to participate
: ESBL strains of E. coli were obtained from Tagore Medical College, Chennai, India after proper approval from BS Abdur Rahman Crescent Institute of Science and Technology ethical committee (Ref. no. BSAU: REG-OFF: 2016/02SLS). The informed consent was obtained and maintained by Tagore medical college. (To maintain the confidentiality this information cannot be maintained by our university)
: Not applicable
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.