Text and Data Mining valid from 2019-11-27
Received: 22 August 2019
Accepted: 1 October 2019
First Online: 27 November 2019
Ethics approval and consent to participate
: The study protocol was approved by the Kasturba Medial College and Kasturba Hospital Institutional Ethics Committee (IEC number: 351/2018). Consent to participate is not applicable as this is a retrospective study.
: Not applicable.
: The authors declare that they have no competing interests.